Company Filing History:

16 out of 10,092

Honda Giken Kogyo Kabushiki Kaisha

patents

1 out of 45

Furukawa Denchi Kabushiki Kaisha

patents

1 out of 5,978

Shin-etsu Chemical Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1986-1997

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5644202 - Braking control system for an electric vehicle (1997-07-01),

2. 5590637 - Ignition coil device (1997-01-07),

3. 5583418 - Battery charging station for electric vehicles and electric vehicle (1996-12-10),

4. 5552988 - Power unit for motor vehicles (1996-09-03),

5. 5406154 - Power unit for motor vehicles (1995-04-11),

6. 5384522 - Braking control system for an electric vehicle (1995-01-24),

7. 5377791 - Regenerative brake device and a power transmission device for electric (1995-01-03),

8. 5313191 - Warning device for an electric vehicle (1994-05-17),

9. 5222572 - Electric motor driven vehicle and power unit thereof (1993-06-29),

10. 5101924 - Electric motor driven vehicle and power unit thereof (1992-04-07),

11. 5034641 - Rotary machines with permanent magnet (1991-07-23),

12. 4908540 - Electric generator for vehicles (1990-03-13),

13. 4754154 - Electric generator for vehicles (1988-06-28),

14. 4724190 - Storage battery (1988-02-09),

15. 4710599 - Switch attachment structure for use on motor vehicles with handlebars (1987-12-01),

Title: The Innovations of Shoji Motodate

Introduction

Shoji Motodate is a prominent inventor based in Saitama, Japan. He holds a total of 16 patents, showcasing his significant contributions to the field of technology and engineering. His work primarily focuses on advancements in electric vehicle systems and ignition technology.

Latest Patents

One of Motodate's latest patents is a braking control system for electric vehicles. This regenerative braking control system efficiently consumes energy generated during specific periods of AC voltage produced by a drive motor while braking. It utilizes two distinct periods to manage the regenerative braking process, allowing for individual control of recharging energy and braking force. Additionally, a controller monitors the electric control system for malfunctions, ensuring that an electrical brake can engage if necessary, thus enhancing the vehicle's controllability.

Another notable invention is an ignition coil device designed to improve the durability and sealability of ignition systems. This device features a plug cap that engages with a spark plug, surrounded by a secondary coil and a primary coil within a cylindrical case. The design ensures that the coil ends and external wiring do not interfere with the sealing member, reducing wear from vibrations and enhancing the overall reliability of the ignition coil.

Career Highlights

Throughout his career, Shoji Motodate has worked with notable companies, including Honda and Furukawa Denchi. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in automotive technology.

Collaborations

Motodate has collaborated with talented individuals such as Satoshi Honda and Masayuki Toriyama. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Shoji Motodate's contributions to the fields of electric vehicle technology and ignition systems highlight his innovative spirit and dedication to engineering excellence. His patents reflect a commitment to improving vehicle performance and reliability, making him a significant figure in the world of invention.

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