IDiyas

For the Inventor, By the Inventor

Yokohama, Japan

Yasuji Shibahata

USPTO Granted Patents = 20

Average Co-Inventor Count = 3.7

ph-index = 14

Forward Citations = 411(Granted Patents)


Company Filing History:

goldMedal20 out of 13,395 
 
Nissan Motor Company Limited
 patents

Years Active: 1984-1989

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20 patents (USPTO):
1. 4878557 - Auxiliary steering system for wheeled vehicle (1989-11-07),
2. 4781262 - Vehicle steering system (1988-11-01),
3. 4744586 - Wishbone suspension for automotive vehicle (1988-05-17),
4. 4705131 - Four-wheel steering control system for vehicle (1987-11-10),
5. 4705130 - Method of controlling vehicle (1987-11-10),
6. 4669567 - Vehicle steering system (1987-06-02),
7. 4666013 - Steering control system for wheeled vehicle (1987-05-19),
8. 4640379 - Vehicle steering control system (1987-02-03),
9. 4634135 - Steering system controlling transverse displacement of a gear housing (1987-01-06),
10. 4625822 - Rear wheel steering control for vehicle (1986-12-02),
11. 4613153 - Stabilizer for an automotive vehicle (1986-09-23),
12. 4588039 - Vehicle steering control system and method of operating same (1986-05-13),
13. 4586581 - Vehicle control system (1986-05-06),
14. 4579186 - Vehicle steering system (1986-04-01),
15. 4545602 - Independent rear suspension system for automotive vehicle (1985-10-08),

Title: **Innovative Contributions of Yasuji Shibahata in Automotive Technology**

Introduction

Yasuji Shibahata, an accomplished inventor based in Yokohama, Japan, has made significant strides in the field of automotive technology. With a remarkable portfolio of 20 patents, Shibahata's innovations focus on enhancing vehicle steering systems and improving overall driving safety and control.

Latest Patents

Among his most recent inventions is the **Auxiliary Steering System for Wheeled Vehicles**. This innovative system complements the traditional steering mechanisms by incorporating a negative feedback steering control system. It allows for vehicle steering through either the front or rear wheels based on the instantaneous yaw rate, thereby enhancing the vehicle's responsiveness and stability. The system utilizes a vehicle behavior sensor to monitor the yaw rate and a control circuit that calculates a feedback signal to adjust the wheel direction, effectively reducing disturbances in vehicle handling. Additionally, Shibahata has developed a **Vehicle Steering System** that enables both the front and rear wheels to be steerable, with the rear wheels engaging in a coordinated response only when a certain level of torque is applied to the steering wheel.

Career Highlights

Yasuji Shibahata's career is closely tied to his role at Nissan Motor Company Limited, where he has contributed numerous advancements to modern automotive technology. His expertise in steering systems showcases his commitment to safety and innovation, setting new standards within the industry.

Collaborations

Working alongside notable colleagues such as Yasumasa Tsubota and Namio Irie, Shibahata has participated in collective engineering efforts that have propelled Nissan's reputation for excellence in vehicle stability and control. These collaborations have been essential in refining the technologies that underpin his patents.

Conclusion

Through his inventive mind and dedication to enhancing automotive capabilities, Yasuji Shibahata continues to leave an indelible mark on the industry. His work at Nissan Motor Company Limited not only reflects his personal achievements but also contributes to the evolution of safer and more responsive vehicles on the road.

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