Ishikawa, Japan

Keisuke Tsuda

This inventor holds 9 USPTO granted patents and 2 EPO patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1994-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keisuke Tsuda. Retrieved from https://idiyas.com/inventor/keisuke-tsuda

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


% Patents Active = 88.9


Average Co-Inventor Count = 5.5

ph-index = 9

Forward Citations = 206(Granted Patents)


Location History:

  • Suita, JP (1994)
  • Osaka, JP (1995)
  • Ishikawa, JP (2003 - 2005)
  • Ishikawa-gun, JP (2002 - 2007)

Company Filing History:


Years Active: 1994-2007

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9 patents (USPTO):Explore Patents

Title: Keisuke Tsuda: Innovator in Liquid Crystal Display Technology

Introduction

Keisuke Tsuda is a prominent inventor based in Ishikawa, Japan. He has made significant contributions to the field of liquid crystal display (LCD) technology. With a total of 9 patents to his name, Tsuda's work has advanced the efficiency and functionality of LCDs.

Latest Patents

Tsuda's latest patents include innovative methods for driving liquid crystal display apparatuses. One notable patent describes a technique for transitioning liquid crystal molecules to a displayable alignment in a short time. This method involves applying a voltage to a liquid crystal layer until the display area transforms to the desired alignment. After this transition, the backlight is activated to switch to a display-driving mode. The voltage pulse is applied under specific conditions, such as frequency and voltage value, tailored to the temperature of the liquid crystal panel. Another patent focuses on a liquid crystal display that performs initialization by inputting voltages with different polarities to adjacent pixel electrodes. This design enhances the display's performance and reliability.

Career Highlights

Keisuke Tsuda is associated with Matsushita Electric Industrial Co., Ltd., a leading company in the electronics industry. His work has been instrumental in developing advanced LCD technologies that are widely used in various applications today.

Collaborations

Tsuda has collaborated with notable colleagues, including Shoichi Ishihara and Hirofumi Wakemoto. Their combined expertise has contributed to the successful development of innovative display technologies.

Conclusion

Keisuke Tsuda's contributions to liquid crystal display technology have significantly impacted the industry. His innovative patents and collaborations continue to shape the future of display technologies.

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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