Osaka, Japan

Hisashi Senga

This inventor holds 9 USPTO granted patents and 1 published patent application. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation. Active years: 2003-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisashi Senga. Retrieved from https://idiyas.com/inventor/hisashi-senga

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

USPTO Granted Patents = 9 

% Patents Active = 11.1

Average Co-Inventor Count = 3.4

ph-index = 3

Forward Citations = 33(Granted Patents)


Location History:

  • Neyagawa, JP (2003 - 2007)
  • Kadoma, JP (2008 - 2009)
  • Osaka, JP (2006 - 2011)

Company Filing History:


Years Active: 2003-2011

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9 patents (USPTO):Explore Patents

Title: Hisashi Senga: Innovator in Semiconductor Technology

Introduction

Hisashi Senga is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 9 patents. His work focuses on improving the efficiency and performance of optical devices.

Latest Patents

Hisashi Senga's latest patents include a semiconductor laser driving circuit and an optical disc device integrated with a semiconductor laser driving circuit. The semiconductor laser driving circuit is designed to minimize the output voltage, thereby reducing power consumption and heat generation in optical devices. This innovation measures the cathode voltage of a semiconductor laser and adjusts the anode voltage to maintain a predetermined level, effectively curtailing power consumption and minimizing temperature rise. Additionally, his optical pickup invention features an integrated circuit element that drives multiple semiconductor lasers, optimizing the wiring structure for enhanced performance.

Career Highlights

Throughout his career, Hisashi Senga has worked with notable companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His experience in these organizations has allowed him to develop cutting-edge technologies that have advanced the field of optics and semiconductors.

Collaborations

Hisashi Senga has collaborated with esteemed colleagues, including Hiromichi Ishibashi and Toshio Matsumoto. These partnerships have contributed to the successful development of his innovative technologies.

Conclusion

Hisashi Senga's contributions to semiconductor technology and optical devices have made a lasting impact in the industry. His innovative patents continue to influence advancements in the field, showcasing his dedication to improving technology for future applications.

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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