Kawasaki, Japan

Takahisa Muroi

This inventor holds 1 USPTO granted patent. Top assignees: Fujitsu Corporation, Fujitsu Vlsi Limited. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahisa Muroi. Retrieved from https://idiyas.com/inventor/takahisa-muroi

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1989

Loading Chart...
1 patent (USPTO):Explore Patents

Title: The Innovations of Takahisa Muroi

Introduction

Takahisa Muroi is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of semiconductor technology. His work primarily focuses on bipolar-complementary metal oxide semiconductor circuits.

Latest Patents

Muroi holds a patent for a bipolar-complementary metal oxide semiconductor circuit. This innovative circuit includes a p-channel MOS transistor, an n-channel MOS transistor, and first and second bipolar transistors. The design features a base of the first bipolar transistor connected to a negative power source through the n-channel MOS transistor. Additionally, a diode is connected to the base and emitter of the first bipolar transistor. This diode serves to prevent a reverse-biased voltage exceeding the base-emitter breakdown voltage from being applied between the base and emitter of the first bipolar transistor. Muroi has 1 patent to his name.

Career Highlights

Throughout his career, Muroi has worked with prominent companies in the technology sector. He has been associated with Fujitsu VLSI Limited and Fujitsu Corporation. His experience in these organizations has contributed to his expertise in semiconductor technology.

Collaborations

Muroi has collaborated with various professionals in his field. One notable coworker is Isao Fukushi, with whom he has shared insights and advancements in semiconductor innovations.

Conclusion

Takahisa Muroi's contributions to semiconductor technology, particularly through his patented innovations, highlight his role as a significant inventor in the industry. His work continues to influence advancements in electronic circuits.

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]
Loading…