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For the Inventor, By the Inventor

Kanagawa, Japan

Masahiro Ashiba

This inventor holds 15 USPTO granted patents. Top assignees: Tokico, Ltd., Jidosha Denki Kogyo Kabushiki Kaisha. Active years: 1984-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Ashiba. Retrieved from https://idiyas.com/inventor/masahiro-ashiba

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 15

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 12

Forward Citations = 483(Granted Patents)


Location History:

  • Tokyo, JP (1987)
  • Kanagawa, JP (1984 - 1995)
  • Kanagawa-ken, JP (2003)

Company Filing History:

goldMedal15 out of 548 
 
Tokico, Ltd.
 patents
silverMedal1 out of 86 
 
Jidosha Denki Kogyo Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1984-2003

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15 patents (USPTO):Explore Patents
1. 6622832 - Hydraulic shock absorber (2003-09-23),
2. 5386892 - Hydraulic shock absorber with shutters (1995-02-07),
3. 5368142 - Damping force control type of hydraulic shock absorber (1994-11-29),
4. 5248014 - Hydraulic shock absorber (1993-09-28),
5. 5205385 - Adjustable damping force hydraulic shock absorber (1993-04-27),
6. 5064032 - Damping force adjusting hydraulic shock absorber (1991-11-12),
7. 5035306 - Adjustable damping force hydraulic shock absorber (1991-07-30),
8. 4997068 - Hydraulic damper of adjustable damping force type (1991-03-05),
9. 4800994 - Hydraulic damper of adjustable damping force type (1989-01-31),
10. 4689589 - Electromagnetically actuated rotary actuator controlled by a power (1987-08-25),
11. 4645042 - Hydraulic damper (1987-02-24),
12. 4591186 - Hydraulic shock absorbing device of adjustable damping force type (1986-05-27),
13. 4485900 - Damping force generating mechanism in hydraulic damper (1984-12-04),
14. 4463839 - Hydraulic damper (1984-08-07),
15. 4437548 - Shock absorber (1984-03-20),

Title: The Innovative Journey of Masahiro Ashiba

Introduction: Masahiro Ashiba is a renowned inventor hailing from Kanagawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Ashiba holds several patents in the realm of robotics and artificial intelligence, with his most recent inventions focusing on advanced human-machine interfaces and autonomous systems.

Career Highlights: With a career spanning over two decades, Ashiba has worked with leading tech companies in Japan, spearheading research and development projects that have pushed the boundaries of technological advancement.

Collaborations: Throughout his career, Ashiba has collaborated with top research institutions and universities, fostering a culture of innovation and knowledge-sharing within the tech community.

Conclusion: Masahiro Ashiba's dedication to innovation and his relentless pursuit of technological excellence continue to inspire the next generation of inventors and engineers worldwide.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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