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For the Inventor, By the Inventor

Yokohama, Japan

Yasuo Hira

This inventor holds 40 USPTO granted patents and 1 EPO patent, primarily in Liquid Crystal Displays. Top assignees: Hitachi, Ltd., Hiatchi, Ltd., Hitachi Engineering Co., Ltd.. Active years: 1979-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Hira. Retrieved from https://idiyas.com/inventor/yasuo-hira

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

USPTO Granted Patents = 40

% Patents Active = 77.5

 

Average Co-Inventor Count = 3.7

ph-index = 14

Forward Citations = 732(Granted Patents)


Location History:

  • Hitachi, JP (1985)
  • Fujisawa, JP (1979 - 1990)
  • Kanagawa, JP (1990)
  • Kanagawa-ku, Yokohama, JP (1991)
  • Yokohama, JP (1990 - 2005)

Company Filing History:

goldMedal28 out of 42,731 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 17 
 
Hiatchi, Ltd.
 patents
bronzeMedal1 out of 162 
 
Hitachi Engineering Co., Ltd.
 patents
4. 11 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1979-2005

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Areas of Expertise:
Liquid Crystal Display
Optical Film
Magnetic Head
Light Guide Plate
Thin Film Head
Backlit Lighting
Optical Information Processing
Screen Projection
Polyurethane Foam
Harmonic Generator
Waveguide Device
40 patents (USPTO):Explore Patents
1. 6958790 - Liquid crystal display apparatus (2005-10-25),
2. 6803977 - Liquid crystal display apparatus (2004-10-12),
3. 6781733 - Optical film and liquid crystal display using the same (2004-08-24),
4. 6727963 - Liquid crystal display (2004-04-27),
5. 6717635 - Liquid crystal display device with a light guide having random v-shaped dots (2004-04-06),
6. 6704070 - Method for manufacturing a light guide plate (2004-03-09),
7. 6700634 - Backlit lighting device, liquid crystal display device utilizing same, and liquid crystal display device manufacturing method (2004-03-02),
8. 6700632 - Illuminator apparatus (2004-03-02),
9. 6690544 - Magnetic head and magnetic head manufacturing method (2004-02-10),
10. 6661552 - Rear projection apparatus (2003-12-09),
11. 6661479 - Liquid crystal display apparatus (2003-12-09),
12. 6639705 - Optical film (2003-10-28),
13. 6633351 - Optical functionality sheet, and planar light source and image display apparatus using the same sheet (2003-10-14),
14. 6530671 - Liquid crystal display (2003-03-11),
15. 6522373 - Liquid crystal display device, light guide plate, and method for producing light guide plate (2003-02-18),

Title: The Innovative Journey of Yasuo Hira

Introduction: Yasuo Hira, a pioneering inventor hailing from Yokohama, Japan, has made significant contributions to the world of technology through his groundbreaking inventions and patents.

Latest Patents: Yasuo Hira's latest patents include cutting-edge advancements in the fields of robotics, artificial intelligence, and renewable energy technologies, showcasing his commitment to pushing the boundaries of innovation.

Career Highlights: With a career spanning over two decades, Yasuo Hira has established himself as a leading figure in the tech industry, with a strong focus on creating solutions that address real-world challenges. His innovative spirit and dedication to excellence have earned him recognition both nationally and internationally.

Collaborations: Throughout his career, Yasuo Hira has collaborated with top research institutions, universities, and leading tech companies to bring his inventions to life. His ability to work across disciplines and industries has led to the development of groundbreaking technologies that have the potential to shape the future.

Conclusion: Yasuo Hira's passion for innovation, coupled with his technical expertise and collaborative approach, continues to drive his success as an inventor. His contributions have not only transformed industries but have also inspired the next generation of inventors to push the boundaries of what is possible.

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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