Toshihiro Yamashita

This inventor holds 17 USPTO granted patents, primarily in Active Matrix Displays. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1995-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihiro Yamashita. Retrieved from https://idiyas.com/inventor/toshihiro-yamashita

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

Calculating rank

USPTO Granted Patents = 17

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 12

Forward Citations = 471(Granted Patents)

Location History:

Yao, JP (1996)
Nara, JP (1995 - 2001)
Shiki-gun, JP (2001)
Kashihara, JP (2004)

Company Filing History:

17 out of 25,974

Sharp Kabushiki Kaisha Corporation

patents

Years Active: 1995-2004

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Areas of Expertise:

Active Matrix Substrate

Liquid Crystal Display

Manufacturing Method

Inspecting Method

Driving Method

Structural Defect

Projection-Type Display

CMOS Thin-Film Transistor

Driving Circuit

Collective Substrate

Display Device

Fabrication Method

17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6677171 - Manufacturing method of collective substrate of active-matrix substrates, manufacturing method of active-matrix substrates, and inspecting method of collective substrates of active-matrix substrates (2004-01-13),

2. 6297520 - Active matrix substrate and correcting method of structural defect thereof (2001-10-02),

3. 6172410 - Collective substrate of active-matrix substrates, manufacturing method thereof and inspecting method thereof (2001-01-09),

4. 6081250 - Active matrix display device and its driving method (2000-06-27),

5. 6028580 - Liquid crystal display device (2000-02-22),

6. 5977563 - Active matrix substrate and correcting method of structural defect (1999-11-02),

7. 5825342 - Liquid crystal display and projector employing the same (1998-10-20),

8. 5801673 - Liquid crystal display device and method for driving the same (1998-09-01),

9. 5798742 - Active matrix panel and method for fabricating the same (1998-08-25),

10. 5744820 - Liquid crystal display device with a disconnected wiring pattern (1998-04-28),

11. 5701165 - Projection-type liquid crystal display with a liquid crystal panel (1997-12-23),

12. 5659375 - Active matrix LCD device having two equal coupling capacitances (1997-08-19),

13. 5576730 - Active matrix substrate and a method for producing the same (1996-11-19),

14. 5528056 - CMOS thin-film transistor having split gate structure (1996-06-18),

15. 5506598 - Active matrix substrate and a method for driving the same (1996-04-09),

Title: **The Innovative Contributions of Toshihiro Yamashita**

Introduction

Toshihiro Yamashita, located in Nara, Japan, is a notable inventor known for his significant contributions to the field of active-matrix substrates. With a total of 17 patents to his name, Yamashita has made remarkable advancements that enhance the functionality and efficiency of display technologies.

Latest Patents

Among his latest patents are groundbreaking methods for manufacturing and inspecting collective substrates of active-matrix substrates. One notable invention is a manufacturing method that strategically divides a collective substrate into a first block and a second block. This innovative system allows for high-accuracy electrical inspections and simplifies the manufacturing of inspection probe frames, making it cost-effective. Additionally, his work on correcting structural defects in active matrix substrates addresses the issue of shorting pixel electrodes, enhancing overall display quality by minimizing noticeable defects resulting from electrical faults.

Career Highlights

Yamashita's career is marked by his affiliation with Sharp Kabushiki Kaisha Corporation, a leading name in the electronics industry. His role in developing advanced technologies has positioned him as a valuable asset within the company. Through his dedication and ingenuity, he has left a notable mark on the landscape of display technology.

Collaborations

Throughout his career, Toshihiro Yamashita has collaborated with talented coworkers such as Takayuki Shimada and Yutaka Takafuji. Their collective efforts demonstrate the importance of teamwork and shared expertise in driving technological advancements.

Conclusion

Toshihiro Yamashita's innovative spirit and engineering prowess have led to significant improvements in the field of active-matrix substrates. His contributions not only address current challenges in display technology but also inspire future innovations that will continue to shape this dynamic industry.

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]