For the Inventor, By the Inventor

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Oxford, United Kingdom

Yasa Limited

USPTO Granted Patents = 19

EPO Patents = 10

Forward Citations = 111

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21 inventors (with patents filed for the assignee):

Tim Woolmer (11 out of 18 patents)

Richard Phillips (5 out of 5 patents)

Simon David Hart (5 out of 14 patents)

4. Tom Hillman (4 out of 4 patents)

5. Andrew Court (4 out of 4 patents)

6. Timothy Woolmer (3 out of 3 patents)

7. Christopher Thomas McCaw (3 out of 3 patents)

8. Jonathan James Biddulph (3 out of 3 patents)

9. Charles Edmund King (3 out of 5 patents)

10. Samuel David Ahearn (3 out of 3 patents)

11. Christopher Stuart Malam (2 out of 2 patents)

12. Mark Stephen Ewart East (2 out of 2 patents)

13. Jon Barker (2 out of 3 patents)

14. Graham Law (1 out of 1 patent)

15. Francesca Bernardine Bumpus (1 out of 1 patent)

19 patents: Sort by Forward Citations

1. 12294318 - Controller for an axial flux machine and method (2025-05-06),

2. 12062957 - Axial flux machine shoe optimisation (2024-08-13),

3. 12057749 - Stator assembly flux alignment (2024-08-06),

4. 12040668 - Stator for axial flux machine (2024-07-16),

5. 11791713 - Method and apparatus for cooling one or more power devices (2023-10-17),

6. 11757374 - Method and apparatus for generating a three-phase voltage (2023-09-12),

7. 11646676 - Method and apparatus for generating a three-phase voltage (2023-05-09),

8. 11342810 - Axial flux machine with rotor and stator with clutch mechanism TN the hollow region along the axis (2022-05-24),

9. 11276622 - Inverter arrangement (2022-03-15),

10. 10985089 - Semiconductor cooling arrangement (2021-04-20),

11. 10951075 - Machine cooling systems (2021-03-16),

12. 10826338 - Axial flux machine (2020-11-03),

13. 10630157 - Axial flux machine (2020-04-21),

14. 10608512 - Axial flux machine manufacture (2020-03-31),

15. 10608490 - Axial flux machine (2020-03-31),

Yasa Limited, based in Oxford, specializes in the development and manufacturing of advanced electric motor technology. The company focuses on high-performance, lightweight electric motors and powertrains, catering primarily to the automotive sector. Yasa's innovative approach integrates cutting-edge engineering with a commitment to sustainability, positioning it as a key player in the transition to electric mobility. Their expertise extends to various applications, enhancing efficiency and performance in electric vehicles and beyond.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

19 Patents

#14 in Oxford

#926 in United Kingdom

#32,623 in the World

Oxford, United Kingdom

Yasa Limited

Forward Citations = 111

21 inventors:

Tim Woolmer (11 out of 18 patents)

Richard Phillips (5 out of 5 patents)

Simon David Hart (5 out of 14 patents)

4. Tom Hillman (4 out of 4 patents)

5. Andrew Court (4 out of 4 patents)

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