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For the Inventor, By the Inventor

Kanagawa, Japan

Hirokatsu Yui

This inventor holds 6 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 2001-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirokatsu Yui. Retrieved from https://idiyas.com/inventor/hirokatsu-yui

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

USPTO Granted Patents = 6

% Patents Active = 83.3

Average Co-Inventor Count = 2.2

ph-index = 2

Forward Citations = 51(Granted Patents)


Location History:

  • Fujisawa, JP (2001)
  • Kanagawa, JP (2002 - 2003)
  • Ibaraki, JP (2004)

Company Filing History:

goldMedal6 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents

Years Active: 2001-2004

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6 patents (USPTO):Explore Patents
1. 6678763 - Pulse transmission line control system (2004-01-13),
2. 6532512 - Selectively coupling an upstream terminal to a USB hub circuit in accordance with a video sync signal (2003-03-11),
3. 6421092 - Automatic picture display position adjusting circuit and picture display apparatus using the same (2002-07-16),
4. 6333751 - Multiscanning type display apparatus (2001-12-25),
5. 6181330 - Width adjustment circuit and video image display device employing thereof (2001-01-30),
6. 6175347 - Liquid crystal display apparatus (2001-01-16),

Title: Hirokatsu Yui: Innovator in Pulse Transmission Technology

Introduction

Hirokatsu Yui is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of technology, particularly in the development of systems that enhance the functionality of microcomputers. With a total of 6 patents to his name, Yui's work has had a considerable impact on the industry.

Latest Patents

One of Yui's latest patents is a pulse transmission line control system. This invention aims to prevent malfunctions in microcomputers that are part of devices utilizing infrared signals from remote controls. The system features a main microcomputer that manages the on/off states of a switch in the pulse transmission line, ensuring that the switch is activated only when a sub-microcomputer processes the infrared code.

Another significant patent involves selectively coupling an upstream terminal to a USB hub circuit based on a video sync signal. This USB hub circuit includes a switch circuit and multiple upstream terminals that connect to computers. The selector within the circuit operates the switch to connect the USB hub section to the appropriate upstream terminal, determined by the video sync signal from an active host computer.

Career Highlights

Hirokatsu Yui is currently employed at Matsushita Electric Industrial Co., Ltd., a company known for its innovative electronic products. His work at Matsushita has allowed him to explore and develop advanced technologies that improve device performance and user experience.

Collaborations

Yui has collaborated with several talented individuals in his field, including Hiromitsu Torii and Yoshikuni Shindo. These collaborations have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.

Conclusion

Hirokatsu Yui's contributions to technology, particularly in pulse transmission systems, highlight his role as a leading inventor in Japan. His patents reflect a commitment to enhancing the functionality of electronic devices, making a lasting impact on the 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]
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