Company Filing History:

15 out of 5,119

Bridgestone Corporation

patents

1 out of 504

Bridgestone Tire Company Limited

patents

Years Active: 1986-1995

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5403174 - Pneumatic radial tires (1995-04-04),

2. 5277238 - Pneumatic radial tires for passenger cars (1994-01-11),

3. 5228933 - High performance pneumatic radial tires (1993-07-20),

4. 5205978 - Method of making pneumatic radial tires (1993-04-27),

5. D333644 - Automobile tire (1993-03-02),

6. D333454 - Automobile tire (1993-02-23),

7. 5044414 - Pneumatic tire with directional tread (1991-09-03),

8. D316693 - Automobile tire (1991-05-07),

9. 4987938 - Pneumatic tires including spirally wound auxiliary layer outside belt (1991-01-29),

10. 4947911 - Pneumatic radial tire suitable for use at high speed (1990-08-14),

11. 4932452 - Low profile pneumatic radial tires (1990-06-12),

12. 4924927 - Low-section pneumatic radial tire (1990-05-15),

13. 4917164 - Pneumatic safety tire (1990-04-17),

14. 4824501 - Method of manufacturing radial tire (1989-04-25),

15. 4779658 - Pneumatic safety tire (1988-10-25),

Title: Hisao Ushikubo: Innovator in Pneumatic Tire Technology

Introduction

Hisao Ushikubo is a prominent inventor known for his significant contributions to the field of pneumatic tire technology. Based in Kodaira, Japan, he holds a remarkable total of 16 patents, showcasing his innovative spirit and technical expertise. His work has greatly influenced the design and performance of tires used in various vehicles.

Latest Patents

Ushikubo's latest patents include advancements in pneumatic radial tires. One notable invention describes a pneumatic tire designed for improved high-speed running performance. This tire is manufactured through a unique vulcanization process involving a mold with protrusions that enhance its structural integrity. Another significant patent focuses on high-speed running pneumatic radial tires for passenger cars. This design features a cylindrical crown portion, sidewall portions, and a radial carcass, all contributing to its superior performance. The tread design incorporates multiple rows of blocks and grooves, ensuring optimal traction and stability.

Career Highlights

Throughout his career, Ushikubo has worked with leading companies in the tire industry, including Bridgestone Corporation and Bridgestone Tire Company Limited. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in tire technology.

Collaborations

Ushikubo has collaborated with notable colleagues in the field, including Misao Kawabata and Ichiro Takahashi. These partnerships have fostered a creative environment that has led to the development of advanced tire solutions.

Conclusion

Hisao Ushikubo's contributions to pneumatic tire technology have made a lasting impact on the industry. His innovative designs and patents continue to influence tire performance and safety standards.

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.