Shiroyama, Japan

Kiichi Yamashita

This inventor holds 36 USPTO granted patents and 1 EPO patent, primarily in Semiconductor Devices. Top assignees: Hitachi, Ltd., Renesas Technology Corp., Hitachi Tohbu Semiconductor, Ltd.. Active years: 1983-2012.

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

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


% Patents Active = 69.4


Average Co-Inventor Count = 3.7

ph-index = 13

Forward Citations = 742(Granted Patents)


Location History:

  • Hachiouji, JP (1983)
  • Kanagawa, JP (1986 - 1994)
  • Tsukui, JP (2003)
  • Kagoshima, JP (2005)
  • Shiroyama, JP (2002 - 2006)
  • Hyogo, JP (2002 - 2008)
  • Shiroyama-machi, JP (2001 - 2010)
  • Tsukui-gun, JP (2004 - 2012)

Company Filing History:


Years Active: 1983-2012

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Areas of Expertise:
Semiconductor Device
Power Amplifier Module
Two-Pack Urethane Foam
High-Frequency Amplification
Optical Frequency Division
Multi-Chip Module
Current Switching Circuit
LED Driver Circuit
Fault Location Search
Radio Communication Device
Threshold Voltage Compensation
MESFET Circuit
36 patents (USPTO):Explore Patents

Kiichi Yamashita: Pioneering the Future of Semiconductor Devices

Introduction:

Kiichi Yamashita is a distinguished inventor known for his groundbreaking work in the field of semiconductor devices. With a keen focus on innovation and a drive to create a better future through technology, Yamashita has established himself as a true pioneer in the world of inventions. Hailing from Shiroyama, JP, Yamashita has a remarkable track record with 36 patents to his name, showcasing his expertise and dedication to advancing technological progress.

Latest Patents:

Yamashita's latest patents revolve around semiconductor devices, specifically high-frequency power amplifier modules. In these inventions, he implements a design where multiple amplifying means are integrated onto a semiconductor chip mounted on a wiring substrate. By strategically placing electrodes and optimizing the layout, Yamashita succeeds in developing compact high-frequency power amplifier modules without compromising efficiency or performance.

Career Highlights:

Throughout his illustrious career, Kiichi Yamashita has made significant contributions to the tech industry. He has lent his expertise to renowned companies such as Hitachi, Ltd. and Renesas Technology Corp., where he honed his skills and worked on cutting-edge projects. His innovative spirit and commitment to pushing the boundaries of technology have earned him a stellar reputation among his peers and collaborators.

Collaborations:

Yamashita's collaborative efforts have been instrumental in driving innovation and fostering creativity within the industry. Working alongside talented individuals such as Kenji Sekine and Shizuo Kondo, he has been able to leverage diverse perspectives and expertise to enrich his inventions and bring them to fruition. These collaborative endeavors have not only enhanced the quality of his work but have also inspired future generations of inventors to embrace teamwork and shared knowledge.

Conclusion:

In conclusion, Kiichi Yamashita's relentless pursuit of innovation and his dedication to shaping the future of semiconductor devices highlight his invaluable contributions to the field of technology. His patented inventions stand as a testament to his ingenuity and perseverance, inspiring others to push the boundaries of what is possible. As a true trailblazer in the world of inventions, Yamashita's legacy will continue to shape the landscape of technology for years to come.

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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