Company Filing History:

17 out of 5,207

Aisin Seiki Kabushiki Kaisha

patents

11 out of 36,653

Toyota Jidosha Kabushiki Kaisha

patents

where one patent can have more than one assignee

Years Active: 1998-2020

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10723224 - Electric vehicle drive unit (2020-07-28),

2. 9221495 - Steering control device and electrically powered vehicle (2015-12-29),

3. 8590649 - In-wheel motor unit (2013-11-26),

4. 8251167 - Cooling structure for in-wheel motor (2012-08-28),

5. 8157036 - Mounting structure of part (2012-04-17),

6. 8042634 - Power output apparatus, vehicle mounting the same, and method for controlling power output apparatus (2011-10-25),

7. 8020653 - Vibration damping member for in-wheel motor (2011-09-20),

8. 7958959 - Mounting structure for a part provided to an enclosure of an in-wheel motor (2011-06-14),

9. 7950484 - Electrically driven wheel and vehicle (2011-05-31),

10. 7819214 - In-wheel motor capable of efficiently cooling motor (2010-10-26),

11. 7703780 - Wheel supporting apparatus improving ride comfort of vehicle (2010-04-27),

12. 7641010 - In-wheel motor with high durability (2010-01-05),

13. 7228928 - In-wheel motor capable of efficiently cooling motor (2007-06-12),

14. 6455963 - Electric motor (2002-09-24),

15. 6161672 - Shift-locking device for a vehicle transmission (2000-12-19),

Title: The Innovative Mind of Yuki Tojima

Introduction

Yuki Tojima, an accomplished inventor based in Chita-gun, Japan, has made significant contributions to the field of electric vehicle technology. With an impressive portfolio of 17 patents, her work reflects a deep commitment to advancing automotive innovation.

Latest Patents

Among her recent inventions, Tojima has developed an electric vehicle drive unit that encompasses first and second traveling motors with distinct rotors. This innovative drive unit utilizes a first planetary gear mechanism featuring three rotation elements. The first element is connected to one rotor, while the second element interacts with the second rotor through a specialized connection. This design enables versatility with a clutch that can switch the rotation elements between coupled and uncoupled states. Another groundbreaking invention of hers is a steering control device for electrically powered vehicles, where motor-generators effectively manage the driving force of the front wheels. To ensure vehicle safety, her designs incorporate an electronic control unit (ECU) that assesses steering apparatus functionality by analyzing the steering wheel's operation angle and corresponding front wheel angles.

Career Highlights

Tojima has worked with prominent companies including Aisin Seiki Co., Ltd. and Toyota Motor Corporation. These roles have allowed her to leverage her expertise in electric vehicle technology, contributing to various innovative projects that push the boundaries of automotive engineering.

Collaborations

During her career, Tojima has collaborated with renowned colleagues such as Ryoji Mizutani and Atsushi Torii. These partnerships have been instrumental in fostering a creative environment that promotes innovative solutions and advances in automotive technology.

Conclusion

Yuki Tojima is a shining example of innovation in the electric vehicle sector. Her patents and collaborative efforts with leading automotive companies showcase her dedication to improving vehicle performance and safety. As she continues to push the envelope of technology, Tojima's contributions are sure to leave an enduring impact on the industry.

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