Nagano, Japan

Yasuhiro Kamijima

This inventor holds 3 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignee: Ablic Inc.. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuhiro Kamijima. Retrieved from https://idiyas.com/inventor/yasuhiro-kamijima-tvu0lvke

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.3

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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3 patents (USPTO):Explore Patents

Title: Yasuhiro Kamijima: Innovator in Reference Current Circuits

Introduction

Yasuhiro Kamijima is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of reference current circuits. His innovative work has led to the filing of a patent that showcases his expertise and creativity.

Latest Patents

Yasuhiro Kamijima holds a patent for a reference current circuit. This circuit includes a current mirror circuit that supplies Iout based on Iin. It features an E-mode MOS with a drain that supplies Iout, a gate connected to the drain, and a grounded source. Additionally, it incorporates a first D-mode MOS that generates Vref and a voltage dividing circuit that supplies a divided voltage (Vdiv) of Vref. The second D-mode MOS is designed to supply Iin based on Vdiv. Notably, the E-mode MOS shares the same conductivity type and impurity concentration of a channel with the first D-mode MOS, differing only in the Fermi level of the gate electrode.

Career Highlights

Yasuhiro Kamijima is currently employed at Ablic Inc., where he continues to innovate and contribute to advancements in electronic circuits. His work at the company reflects his commitment to enhancing technology through innovative solutions.

Collaborations

Due to space constraints, the collaborations section has been omitted.

Conclusion

Yasuhiro Kamijima is a distinguished inventor whose work in reference current circuits exemplifies his innovative spirit and technical expertise. His contributions to the field are noteworthy and continue to influence advancements in electrical engineering.

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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