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For the Inventor, By the Inventor

Tokyo, Japan

Masayoshi Kumagai

This inventor holds 45 USPTO granted patents and 1 published patent application and 12 EPO patents, primarily in Laser Processing. Top assignees: Takata Corporation, Hamamatsu-Photonics K.k., Joyson Safety Systems Japan K.k.. Active years: 2003-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayoshi Kumagai. Retrieved from https://idiyas.com/inventor/masayoshi-kumagai

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

USPTO Granted Patents = 45 

% Patents Active = 44.4

 

Average Co-Inventor Count = 2.1

ph-index = 18

Forward Citations = 719(Granted Patents)


Location History:

  • Shiga-ken, JP (2007)
  • Shiga, JP (2005 - 2009)
  • Ika-Gun, JP (2008 - 2010)
  • Minato-ku, JP (2008 - 2012)
  • Hamamatsu, JP (2012 - 2014)
  • Tokyo, JP (2003 - 2020)

Company Filing History:

goldMedal37 out of 1,161 
 
Takata Corporation
 patents
silverMedal7 out of 3,135 
 
Hamamatsu-Photonics K.k.
 patents
bronzeMedal1 out of 41 
 
Joyson Safety Systems Japan K.k.
 patents

Years Active: 2003-2020

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Areas of Expertise:
Laser Working Method
Laser Processing Method
Airbag Device
Occupant Restraint
Passenger Airbag
Manufacturing Method
Knee-Bag Module
Vehicle Protection System
Airbag Apparatus
Leg Protection Device
Inflator Technology
Control Method
45 patents (USPTO):Explore Patents
1. 10622254 - Laser working method, laser working apparatus, and its manufacturing method (2020-04-14),
2. 10369955 - Airbag device (2019-08-06),
3. 9428413 - Laser working method, laser working apparatus, and its manufacturing method (2016-08-30),
4. RE45403 - Laser processing method (2015-03-02),
5. 8890027 - Laser processing method and laser processing system (2014-11-18),
6. 8420507 - Laser processing method (2013-04-16),
7. 8353532 - Airbag and airbag apparatus (2013-01-15),
8. 8322748 - Airbag, airbag device and airbag exhausting method (2012-12-04),
9. 8308188 - Passenger airbag apparatus (2012-11-13),
10. 8151722 - Method of manufacturing airbag (2012-04-10),
11. 8134099 - Laser working method, laser working apparatus, and its manufacturing method (2012-03-13),
12. 8110422 - Manufacturing method of semiconductor laser element (2012-02-07),
13. 8070183 - Airbag and airbag apparatus (2011-12-06),
14. 7976063 - Airbag and airbag device (2011-07-12),
15. 7931297 - Airbag and airbag device (2011-04-26),

Title: The Innovative Mind of Masayoshi Kumagai

Introduction: Masayoshi Kumagai is a visionary inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and beyond.

Latest Patents: Masayoshi Kumagai holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to innovation.

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

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

Conclusion: Masayoshi Kumagai's relentless pursuit of innovation and his passion for pushing the boundaries of what is possible make him a true pioneer in the world of inventions. His work continues to inspire future generations 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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