logo

For the Inventor, By the Inventor

Kawasaki, Japan

Tetsuya Hamada

This inventor holds 75 USPTO granted patents and 2 published patent applications, primarily in Liquid Crystal Displays (CPC class 353 ). Top assignees: Sharp Kabushiki Kaisha Corporation, Fujitsu Corporation, Fujitsu Display Technologies Corporation. Active years: 1994-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuya Hamada. Retrieved from https://idiyas.com/inventor/tetsuya-hamada

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

USPTO Granted Patents = 75 

% Patents Active = 38.7

Average Co-Inventor Count = 2.1

ph-index = 17

Forward Citations = 991(Granted Patents)

Forward Citations (Not Self Cited) = 977(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kawaski, JP (2000)
  • Isehara, JP (1995 - 2002)
  • Kanagawa, JP (2009 - 2011)
  • Kawasaki, JP (1994 - 2012)
  • Matsusaka, JP (2009 - 2014)
  • Osaka, JP (2011 - 2014)

Company Filing History:

goldMedal50 out of 25,949 
 
Sharp Kabushiki Kaisha Corporation
 patents
silverMedal22 out of 39,371 
 
Fujitsu Corporation
 patents
bronzeMedal3 out of 103 
 
Fujitsu Display Technologies Corporation
 patents
4. 1 out of 6 
 
Fujitsu Kasei Limited
 patents
where one patent can have more than one assignee

Years Active: 1994-2014

Loading Chart...
Areas of Expertise:
Light Emitting Device
Backlight Unit
Illumination Device
Display Device
LED Backlight
Color Compensation
Reflection-Type LCD
Lighting Unit
Surface Illuminator
Planar Display
Flat Display Device
Color Tone Adjustment
75 patents (USPTO):Explore Patents
1. 8698976 - Light emitting device, illuminating apparatus having the same, and liquid crystal display apparatus (2014-04-15),
2. 8672530 - Display device (2014-03-18),
3. 8531621 - Backlight device and liquid crystal display apparatus using same (2013-09-10),
4. 8531382 - White LED backlight device with color compensation and display device using the same (2013-09-10),
5. 8514344 - Illuminating device and liquid crystal display device provided with the same (2013-08-20),
6. 8436974 - Illuminating device and liquid crystal display device provided with the same (2013-05-07),
7. 8432524 - Illuminating device and liquid crystal display device provided with the same (2013-04-30),
8. 8368843 - Backlight unit and liquid crystal display device (2013-02-05),
9. 8355096 - Illumination device and liquid crystal display device including the same (2013-01-15),
10. 8294387 - Backlight device and display device using the same for adjusting color tone of illumination light (2012-10-23),
11. 8289478 - Backlight unit and liquid crystal display device (2012-10-16),
12. 8287149 - Illuminating device and liquid crystal display comprising same (2012-10-16),
13. 8267569 - Backlight device and flat display device using same (2012-09-18),
14. 8242700 - Backlight unit (2012-08-14),
15. 8235574 - Light-emitting device, illuminating device comprising same, and liquid crystal display (2012-08-07),

Title: The Innovative Journey of Tetsuya Hamada

Introduction: Tetsuya Hamada, a pioneering inventor hailing from Kawasaki, Japan, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents: Tetsuya Hamada's latest patents focus on advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to creating a more efficient and sustainable future.

Career Highlights: With a career spanning over two decades, Tetsuya Hamada has worked with leading tech companies and research institutions, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Tetsuya Hamada has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Tetsuya Hamada's relentless pursuit of innovation and his passion for creating cutting-edge solutions have solidified his position as a visionary inventor in the global tech community.

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]
Loading…