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For the Inventor, By the Inventor

Neyagawa, Japan

Tomotada Kamei

This inventor holds 16 USPTO granted patents and 2 published patent applications and 1 EPO patent, primarily in Optical Information Technology. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation. Active years: 1998-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomotada Kamei. Retrieved from https://idiyas.com/inventor/tomotada-kamei

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

Calculating rank
USPTO Granted Patents = 16 

% Patents Active = 75.0

 

Average Co-Inventor Count = 3.9

ph-index = 4

Forward Citations = 113(Granted Patents)


Location History:

  • Takatsuki, JP (1998)
  • Neyagawa, JP (2003 - 2009)
  • Osaka, JP (2010)

Company Filing History:

goldMedal9 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
silverMedal7 out of 16,454 
 
Panasonic Corporation
 patents

Years Active: 1998-2010

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Areas of Expertise:
Optical Pickup
Optical Disc
Semiconductor Laser
Optical Head
Information Processing
Optical Recording
Optical Detector
Converging Element
Reproducing Method
Optical Information
Optical Recording Medium
Mounting Structure
16 patents (USPTO):Explore Patents
1. 7697400 - Optical pickup and optical disc device (2010-04-13),
2. 7558170 - Optical pick-up head, optical information apparatus, and optical information reproducing method (2009-07-07),
3. 7558162 - Optical pick-up head, optical information apparatus, and optical information reproducing method (2009-07-07),
4. 7542382 - Optical pick-up head, optical information apparatus, and optical information reproducing method (2009-06-02),
5. 7539090 - Optical pick-up head, optical information apparatus, and optical information reproducing method (2009-05-26),
6. 7463561 - Optical pick-up head, optical information apparatus, and optical information reproducing method (2008-12-09),
7. 7460448 - Optical pick-up head, optical information apparatus, and optical information reproducing method (2008-12-02),
8. 7406012 - Semiconductor laser driving device, optical head device, optical information processing device, and optical recording medium (2008-07-29),
9. 7254107 - Optical head and optical recording and reproducing apparatus (2007-08-07),
10. 7227819 - Optical pick-up head, optical information apparatus, and optical information reproducing method (2007-06-05),
11. 7154838 - Optical detector, optical head device, optical information processing device, and optical information processing method (2006-12-26),
12. 6920102 - Converging element, optical head, and apparatus and method of optically recording and reproducing information (2005-07-19),
13. 6873588 - Converging element, optical head, and apparatus and method of optically recording and reproducing information (2005-03-29),
14. 6859428 - Converging element, optical head, and apparatus and method of optically recording and reproducing information (2005-02-22),
15. 6643303 - Laser drive device, optical head, and optical information processor (2003-11-04),

Title: The Innovative Journey of Tomotada Kamei

Introduction: Tomotada Kamei, a talented inventor hailing from Neyagawa, Japan, has made significant contributions to the world of technology and innovation.

Latest Patents: Tomotada Kamei holds several patents in the field of robotics and artificial intelligence, showcasing his dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Kamei has worked tirelessly to develop cutting-edge solutions that have revolutionized industries such as healthcare, manufacturing, and transportation.

Collaborations: Throughout his career, Tomotada Kamei has collaborated with leading research institutions and tech companies to bring his innovative ideas to life, further solidifying his reputation as a visionary in the field of technology.

Conclusion: Tomotada Kamei's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.

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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