Yasuyuki Hanazawa

This inventor holds 21 USPTO granted patents, primarily in Liquid Crystal Displays. Top assignees: Kabushiki Kaisha Toshiba, Kabushiki Kaishi Toshiba. Active years: 1998-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuyuki Hanazawa. Retrieved from https://idiyas.com/inventor/yasuyuki-hanazawa

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

USPTO Granted Patents = 21

% Patents Active = 90.5

Average Co-Inventor Count = 2.8

ph-index = 11

Forward Citations = 338(Granted Patents)

Location History:

Yokohama, JP (1998 - 1999)
Kanagawa-ken, JP (2000)
Saitama-ken, JP (2003 - 2006)
Fukaya, JP (1999 - 2007)

Company Filing History:

20 out of 53,262

Kabushiki Kaisha Toshiba

patents

1 out of 35

Kabushiki Kaishi Toshiba

patents

Years Active: 1998-2007

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Areas of Expertise:

Reflective LCD

Flat Display

Video Signal Control

Pumping Circuit

Active Matrix

Light-Shielding

Projection-Recess Patterns

Auxiliary Capacitor

TFTs

Display Data

Polarity Control

21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7310126 - Reflective LCD comprising reflective surface including convex portions whose elevation varying cycles is greater than pitch of convex portions (2007-12-18),

2. 7119857 - Apparatus and manufacture method for flat display (2006-10-10),

3. 7088328 - Liquid crystal display device having a circuit for controlling polarity of video signal for each pixel (2006-08-08),

4. 7019735 - Pumping circuit and flat panel display device (2006-03-28),

5. 6924858 - Liquid crystal display unit (2005-08-02),

6. 6906771 - Liquid crystal display device (2005-06-14),

7. 6888609 - Liquid crystal display device (2005-05-03),

8. 6831709 - Liquid crystal display device with light-shielding memory wirings for storing display data (2004-12-14),

9. 6753938 - Liquid crystal display device using both reflection and transmission (2004-06-22),

10. 6683593 - Liquid crystal display (2004-01-27),

11. 6665030 - Liquid crystal display device with projection-recess patterns formed in pixel regions for reflecting incident light (2003-12-16),

12. 6617796 - Pumping circuit and flat panel display device (2003-09-09),

13. 6515720 - Active matrix liquid crystal display device (2003-02-04),

14. 6400427 - Active matrix liquid crystal display device (2002-06-04),

15. 6384882 - Active matrix liquid crystal display device including wiring line with light blocking property columnar spacers and frame pattern around display area (2002-05-07),

Title: Yasuyuki Hanazawa - Pioneering Inventor from Fukaya, Japan

Introduction: Yasuyuki Hanazawa is a renowned inventor hailing from Fukaya, Japan, known for his groundbreaking contributions to the field of technology and innovation.

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

Career Highlights: With a career spanning over two decades, Yasuyuki Hanazawa has established himself as a leading figure in the world of inventors. His innovative spirit and dedication to creating solutions for complex problems have earned him numerous accolades and recognition in the industry.

Collaborations: Throughout his career, Hanazawa has collaborated with top research institutions, universities, and tech companies worldwide to bring his inventions to life. His ability to work seamlessly in multidisciplinary teams has led to the successful development of revolutionary technologies.

Conclusion: Yasuyuki Hanazawa's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology. His impact on the world of inventions is truly remarkable, solidifying his legacy as a visionary in the field.

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]