PATENTS taken out By Sebastian de Ferranti
A. Electrical
1882 3418 Arc lamp and regulator a
3419 Alternators a
3950 Dynamos a
4596 Meters and regulators a
1883 36 Dynamos
1371 Dynamos b
3702 Dynamos a
5132 Dynamos
5929 Mercury disc dynamo and meter
5927 Incandescent lamp and vacuum pump
1884 5335 Mercury connections for alternators c
1885 3587 Switches (spring-assisted)
14917 Transformers (speech) d
15141 Converters (transformers)
15251 Distribution (high tension AC)
1887 700 Induction furnace
701 Meters (mercury motor)
702 Alternators (field magnets and coils)
12418 AC systems and synchronous motors
12419 Electric traction
1888 2313 Motors (AC)
2313A Smoothing commutated DC
2314 Safety fuses
2315 Electrical mains (flexible cable)
2316 Dynamos (construction)
12289 Electric traction
12505 Electrical mains (flexible joints)
13621 AC meters
13622 AC meters
15249 Displaceable field magnet
1889 915 Switches
7275 Arc lamps
7976 Arc lamps
16237 Electrical mains (paper insulated)
18361 AC meters
1890 2653 AC meters
3096 Meters
9061 AC meters
12713 Electrical mains (manufacture)
1891 1049 Dynamos
1050 Distribution system
1051 Transformer
1051A Transformers and dynamos (testing)
4682 Safety fuses
6660 Distribution (Deptford system)
10554 Transformers
17220 Rectifier
1892 3112 AC meters
3113A Distribution
22923 Cables
1893 14000 Meters
21324 Cable
1894 207 Transformers
6458 Dynamos
10917 Safety fuses
11022 Rectifiers
17065 Overhead cables (traction)
17066 Cables (air insulated)
1895 4065 Traction
4490 Dynamos
5003 Condensers
5137 Transformers
13091 High tension switches
1896 1888 Dynamos
3481 Dynamos
7195 Dynamos 17557 Dynamos
17558 Dynamos
1897 2818 AC meters
3363 Cables
1900 16664 AC meters
1901 18895 Switches
25426 Surge absorbers
1902 5997 Surge absorbers
62 33 Switches
7039 Fuses
10231 DC dynamos
10800 Electrostatic instruments
10899 Electrostatic instruments
18765 Switches
18766 AC meters h
24643 Traction systems
1906 774 Induction instruments i
13949 Induction furnace
13949A Induction furnace
1911 3422 DC meters
1915 7826 Transformers
7827 Transformers
1918 131725 Transformers
133727 Transformers
133933 Transformers
135515 AC meters k
137090 AC meters k
1919 141285 AC meters k
1920 165133 AC meters k
166500 AC meters k
166869 AC meters k
166870 AC meters k
1921 188979 Transformers
1923 217772 AC meters
1924 123210 DC meters
234424 DC meters
234425 DC meters
235267 DC meters
239940 DC meters
242702 AC meters
244807 Radio transformers
246545 Transformers
47248 AC meters
248429 Radio transformers
1925 248925 Radio transformers
259288 Radio Transformers
1926 273498 Loudspeakers
278406 Loudspeakers
281454 Meters
281743 Meters
287200 AC meters
1927 281543 Meters
297563 Radio condensers
299998 Transformers 1
300565 Fires
302256 Fires
1928 322995 Meters
322996 AC meters
323499 Transformers 1
324919 Fires
328955 AC meters
329349 AC meters
1929 321363 Meters
328561 Fires
329984 AC meters
330235 Fires
333148 Transformers m
338164 Meters n
343905 Fires
1930 369959 Meters
374057 Meters
B. Engines, turbines and boilers
1885 4505 Engines
1889 1902 Engines
1895 2565 Turbines
1896 5525 Gearing
1898 2374 Corliss valves
7701 Engines
1900 3536 Engines
1902 22846 Air compressors
24781 Turbines
1903 7685 Turbines
11921 Turbines
13199 Turbines
15186 Turbines
1904 1409 Turbines
4556 Turbines
4556A Balancing high speed rotating blades
4556B Turbines
9495 Gas turbines
28301 Turbines
29495 Turbines
1905 19912 Turbines
1906 4694 Turbines
8886 Gas turbines
14692 Turbines
15154 Turbines
15154A Turbines
18413 Turbines
28951 Compressors
1907 5538 Turbines
1909 530 Turbines
531 Turbines
1910 5035 Thrust bearings
5169 Turbines
7089 Turbines
1911 14268 Turbines
9968 Boiler superheater
29683 Boiler superheater
1913 20561 Roller bearings
1918 131013 Heat engines
1919 185763 Boilers
185765 Steam power installations
C. Valves and fluid control
1888 4115 Valves
1889 7276 Tubular mains
1891 2052 Tubular mains
1904 21032 Valves
1906 8887 Valves
1907 6097 Valves
1908 5344 Valve
1909 28193 Valves
1919 147256 Valves
D Processes
1892 6009 White lead 0
23572 White lead 0
1893 20236 White lead 0
1894 3372 Oxides of lead 0
1906 13965 Nitrogen fixation
1907 8255 Steel
20697 Nitrogen fixation
1918 121818 Press forging of shells
E Cotton Spinning
1903 18047 Textile spinning
1904 11558 Ring flyers
18260 Supporters
1905 16716 Air turbines
16716A Turbines drives
16716B Air bearings
16717 Pure couple drive
1906 11271 Bobbins
24941 Braking
1933 416717 Flyers P
416718 Spindles P
416719 Brakes P
F Tyres
1896 11799 Tyres
1897 9667 Bicycle drives q
1906 26080 Tyres
1907 10977 Tyres
21726 Tyres
26175 Tyres
1908 13375 Tyres
14504 Tyres
1921 181842 Nail catchers
G. Miscellaneous
1884 4584 Spectacles
16127 Spectacles
1909 24112 Gyroscopic control
KEYS . Patents taken out with
a Alfred Thompson
b Vincent Szczepanowski
c Sir William Thomson
d G. L. Addenbrook
e Arthur Wright
f H. W. Clothier and C. C. Garrard
g C. C. Garrard
h W. Hamilton
i M. B. Field and C. C. Garrard
j Jan Roothan
k George Hall
1. John Turner
m Joseph Whibley
n Harry Pownall
o J. H. Noad
p Taken out in his name by Gertrude Z. de Ferranti
q C. W. Atkinson
A. Electrical
1882 3418 Arc lamp and regulator a
3419 Alternators a
3950 Dynamos a
4596 Meters and regulators a
1883 36 Dynamos
1371 Dynamos b
3702 Dynamos a
5132 Dynamos
5929 Mercury disc dynamo and meter
5927 Incandescent lamp and vacuum pump
1884 5335 Mercury connections for alternators c
1885 3587 Switches (spring-assisted)
14917 Transformers (speech) d
15141 Converters (transformers)
15251 Distribution (high tension AC)
1887 700 Induction furnace
701 Meters (mercury motor)
702 Alternators (field magnets and coils)
12418 AC systems and synchronous motors
12419 Electric traction
1888 2313 Motors (AC)
2313A Smoothing commutated DC
2314 Safety fuses
2315 Electrical mains (flexible cable)
2316 Dynamos (construction)
12289 Electric traction
12505 Electrical mains (flexible joints)
13621 AC meters
13622 AC meters
15249 Displaceable field magnet
1889 915 Switches
7275 Arc lamps
7976 Arc lamps
16237 Electrical mains (paper insulated)
18361 AC meters
1890 2653 AC meters
3096 Meters
9061 AC meters
12713 Electrical mains (manufacture)
1891 1049 Dynamos
1050 Distribution system
1051 Transformer
1051A Transformers and dynamos (testing)
4682 Safety fuses
6660 Distribution (Deptford system)
10554 Transformers
17220 Rectifier
1892 3112 AC meters
3113A Distribution
22923 Cables
1893 14000 Meters
21324 Cable
1894 207 Transformers
6458 Dynamos
10917 Safety fuses
11022 Rectifiers
17065 Overhead cables (traction)
17066 Cables (air insulated)
1895 4065 Traction
4490 Dynamos
5003 Condensers
5137 Transformers
13091 High tension switches
1896 1888 Dynamos
3481 Dynamos
7195 Dynamos 17557 Dynamos
17558 Dynamos
1897 2818 AC meters
3363 Cables
1900 16664 AC meters
1901 18895 Switches
25426 Surge absorbers
1902 5997 Surge absorbers
62 33 Switches
7039 Fuses
10231 DC dynamos
10800 Electrostatic instruments
10899 Electrostatic instruments
18765 Switches
18766 AC meters h
24643 Traction systems
1906 774 Induction instruments i
13949 Induction furnace
13949A Induction furnace
1911 3422 DC meters
1915 7826 Transformers
7827 Transformers
1918 131725 Transformers
133727 Transformers
133933 Transformers
135515 AC meters k
137090 AC meters k
1919 141285 AC meters k
1920 165133 AC meters k
166500 AC meters k
166869 AC meters k
166870 AC meters k
1921 188979 Transformers
1923 217772 AC meters
1924 123210 DC meters
234424 DC meters
234425 DC meters
235267 DC meters
239940 DC meters
242702 AC meters
244807 Radio transformers
246545 Transformers
47248 AC meters
248429 Radio transformers
1925 248925 Radio transformers
259288 Radio Transformers
1926 273498 Loudspeakers
278406 Loudspeakers
281454 Meters
281743 Meters
287200 AC meters
1927 281543 Meters
297563 Radio condensers
299998 Transformers 1
300565 Fires
302256 Fires
1928 322995 Meters
322996 AC meters
323499 Transformers 1
324919 Fires
328955 AC meters
329349 AC meters
1929 321363 Meters
328561 Fires
329984 AC meters
330235 Fires
333148 Transformers m
338164 Meters n
343905 Fires
1930 369959 Meters
374057 Meters
B. Engines, turbines and boilers
1885 4505 Engines
1889 1902 Engines
1895 2565 Turbines
1896 5525 Gearing
1898 2374 Corliss valves
7701 Engines
1900 3536 Engines
1902 22846 Air compressors
24781 Turbines
1903 7685 Turbines
11921 Turbines
13199 Turbines
15186 Turbines
1904 1409 Turbines
4556 Turbines
4556A Balancing high speed rotating blades
4556B Turbines
9495 Gas turbines
28301 Turbines
29495 Turbines
1905 19912 Turbines
1906 4694 Turbines
8886 Gas turbines
14692 Turbines
15154 Turbines
15154A Turbines
18413 Turbines
28951 Compressors
1907 5538 Turbines
1909 530 Turbines
531 Turbines
1910 5035 Thrust bearings
5169 Turbines
7089 Turbines
1911 14268 Turbines
9968 Boiler superheater
29683 Boiler superheater
1913 20561 Roller bearings
1918 131013 Heat engines
1919 185763 Boilers
185765 Steam power installations
C. Valves and fluid control
1888 4115 Valves
1889 7276 Tubular mains
1891 2052 Tubular mains
1904 21032 Valves
1906 8887 Valves
1907 6097 Valves
1908 5344 Valve
1909 28193 Valves
1919 147256 Valves
D Processes
1892 6009 White lead 0
23572 White lead 0
1893 20236 White lead 0
1894 3372 Oxides of lead 0
1906 13965 Nitrogen fixation
1907 8255 Steel
20697 Nitrogen fixation
1918 121818 Press forging of shells
E Cotton Spinning
1903 18047 Textile spinning
1904 11558 Ring flyers
18260 Supporters
1905 16716 Air turbines
16716A Turbines drives
16716B Air bearings
16717 Pure couple drive
1906 11271 Bobbins
24941 Braking
1933 416717 Flyers P
416718 Spindles P
416719 Brakes P
F Tyres
1896 11799 Tyres
1897 9667 Bicycle drives q
1906 26080 Tyres
1907 10977 Tyres
21726 Tyres
26175 Tyres
1908 13375 Tyres
14504 Tyres
1921 181842 Nail catchers
G. Miscellaneous
1884 4584 Spectacles
16127 Spectacles
1909 24112 Gyroscopic control
KEYS . Patents taken out with
a Alfred Thompson
b Vincent Szczepanowski
c Sir William Thomson
d G. L. Addenbrook
e Arthur Wright
f H. W. Clothier and C. C. Garrard
g C. C. Garrard
h W. Hamilton
i M. B. Field and C. C. Garrard
j Jan Roothan
k George Hall
1. John Turner
m Joseph Whibley
n Harry Pownall
o J. H. Noad
p Taken out in his name by Gertrude Z. de Ferranti
q C. W. Atkinson