Company Filing History:

6 out of 29

Toho Rayon Co., Ltd.

patents

6 out of 33

Toho Beslon Co., Ltd.

patents

4 out of 7

Toho Belson Co., Ltd.

patents

4. 2 out of 2,760

The Yokohama Rubber Co., Ltd.

where one patent can have more than one assignee

Years Active: 1978-1992

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5167945 - Method for producing graphite fiber (1992-12-01),

2. 5078840 - Process for the surface treatment of carbon fiber strands (1992-01-07),

3. 5030282 - Carbon fiber-reinforced cementitious composite and method for producing (1991-07-09),

4. 4891267 - Carbon fiber cord for rubber reinforcement and process for producing the (1990-01-02),

5. 4883712 - Carbon fiber cord for rubber reinforcement (1989-11-28),

6. 4861809 - Friction material (1989-08-29),

7. 4830845 - Precursor for production of preoxidized fibers or carbon fibers (1989-05-16),

8. 4671950 - High-strength carbonaceous fiber (1987-06-09),

9. 4520623 - Activated carbon fiber spun yarn (1985-06-04),

10. 4460650 - Acrylonitrile fibers, a process for producing acrylonitrile fibers, as (1984-07-17),

11. 4420512 - Emulsion type sizing agent for carbon fibers, process for its (1983-12-13),

12. 4401533 - Surface-treatment of carbon fiber (1983-08-30),

13. 4397831 - Production of carbon fibers from acrylonitrile based fibers (1983-08-09),

14. 4321446 - Apparatus for production of graphite fibers (1982-03-23),

15. 4073870 - Process for producing carbon fibers (1978-02-14),

Title: Hiroyasu Ogawa: Pioneering Inventor from Shizuoka, JP

Introduction: Hiroyasu Ogawa is a renowned inventor hailing from Shizuoka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hiroyasu Ogawa holds several patents in various technological domains, including robotics, artificial intelligence, and renewable energy solutions.

Career Highlights: With a career spanning over two decades, Ogawa has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant advancements in the industry.

Collaborations: Throughout his career, Hiroyasu Ogawa has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Hiroyasu Ogawa's relentless pursuit of innovation and his passion for pushing the boundaries of technology have solidified his reputation as a visionary inventor in the global tech community.

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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.