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For the Inventor, By the Inventor

Tokyo, Japan

Hiroyuki Ohkawa

This inventor holds 16 USPTO granted patents and 6 published patent applications and 1 EPO patent. Top assignees: Asahi Glass Company, Limited, Clarion Co, Agc Inc.. Active years: 1988-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Ohkawa. Retrieved from https://idiyas.com/inventor/hiroyuki-ohkawa

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

USPTO Granted Patents = 16 

% Patents Active = 81.3


Average Co-Inventor Count = 3.9

ph-index = 5

Forward Citations = 105(Granted Patents)


Location History:

  • Chiyoda-ku, JP (2011 - 2013)
  • Tokyo, JP (1988 - 2019)

Company Filing History:

goldMedal9 out of 2,560 
 
Asahi Glass Company, Limited
 patents
silverMedal5 out of 1,057 
 
Clarion Co
 patents
bronzeMedal1 out of 1,150 
 
Agc Inc.
 patents
4. 1 out of 711 
 
Max Co., Ltd.
 patents

Years Active: 1988-2019

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16 patents (USPTO):Explore Patents
1. 10336485 - Binding machine for gardening (2019-07-02),
2. 10189739 - Glass for chemical tempering and chemically tempered glass (2019-01-29),
3. 9896374 - Glass for chemical tempering and chemically tempered glass (2018-02-20),
4. 9840435 - Display cover glass and display cover glass fabrication method (2017-12-12),
5. 9656906 - Glass for chemical tempering and chemically tempered glass (2017-05-23),
6. 8427045 - Translucent substrate, process for producing the same, organic LED element and process for producing the same (2013-04-23),
7. 8361916 - Optical glass and preforms for precision press molding and optical elements made by using the glass (2013-01-29),
8. 8349455 - Glass and chemically tempered glass (2013-01-08),
9. 8018140 - Translucent substrate, process for producing the same, organic LED element and process for producing the same (2011-09-13),
10. 7582580 - Optical glass (2009-09-01),
11. 7582579 - Phosphate optical glass (2009-09-01),
12. 4939602 - Cassette holder mechanism (1990-07-03),
13. 4858042 - Cassette insertion detecting mechanism (1989-08-15),
14. 4855848 - Double insertion and inner lid float preventing mechanism (1989-08-08),
15. 4831473 - Dust door mechanism in tape player (1989-05-16),

Title: The Innovative Journey of Hiroyuki Ohkawa

Introduction: Hiroyuki Ohkawa is a pioneering inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hiroyuki Ohkawa holds several recent patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his commitment to pushing the boundaries of what is possible in the modern world.

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

Collaborations: Throughout his career, Hiroyuki Ohkawa has collaborated with top researchers, engineers, and scientists both in Japan and internationally, fostering a culture of innovation and knowledge sharing that has been instrumental in his success.

Conclusion: Hiroyuki Ohkawa's relentless pursuit of innovation and his passion for creating technologies that have the potential to change the world make him a true visionary in the field of inventing. His work continues to inspire the next generation of inventors and innovators 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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