| Patents for Walter Langdon-Davies |
Patents 1 -
15
of 24
      |
| Number | Date | Patentee | Title | Type |
| GB-189,419,364 | Oct. 11, 1895 | C. Conners, W. Langdon-Davies | Improvements in Electro-motors and like Electro-magnetic Apparatus | electric motors |
| CA-54,528 | Jan. 07, 1897 | W. Langdon-Davies | Electro-Motor and Transformer | AC motors |
| GB-189,707,772 | Feb. 26, 1898 | W. Langdon-Davies | Improvements in Alternating Current Motors | AC motors |
| GB-189,716,788 | Jul. 02, 1898 | W. Langdon-Davies | Improvements in Alternating Current Motors | AC motors |
| GB-189,824,418 | Oct. 07, 1899 | W. Langdon-Davies | Improvements in Alternating Current Motors | AC motors |
| 643,066 | Feb. 06, 1900 | W. Langdon-Davies | Alternating Current Motor | AC motors |
| GB-190,007,373 | Mar. 30, 1901 | W. Langdon-Davies, A. Soames | Improvements in the Formation of Drum Winding for Dynamo Electric Machines | motor windings |
| GB-190,021,740 | Sep. 28, 1901 | A. Soames, W. Langdon-Davies | Improvements in Dynamo Electric Machines | electric motors |
| 686,856 | Nov. 19, 1901 | W. Langdon-Davies, A. Soames | Dynamo Electric Machine | electric motors |
| GB-190,124,937 | Nov. 06, 1902 | W. Langdon-Davies, A. Soames | Improvements in Polyphase Alternating Current Induction Motors | AC motors |
| GB-190,125,312 | Dec. 04, 1902 | A. Soames, W. Langdon-Davies | Improvements in Internal Combustion Engines | internal combustion engines |
| 718,481 | Jan. 13, 1903 | A. Soames, W. Langdon-Davies | Internal Combustion Engine | internal combustion engine valves |
| FR-322,379 | Feb. 04, 1903 | W. Langdon-Davies, A. Soames | Change of Speed | industrial machine speed and direction changing mechanisms |
| 735,118 | Aug. 04, 1903 | W. Langdon-Davies, A. Soames | Polyphase Alternating Current Induction Motor | induction motors |
| CH-26,628 | Sep. 30, 1903 | W. Langdon-Davies, A. Soames | AC Induction Motor | induction motors |
