Tokyo, Japan

Hiroyuki Kobatake

This inventor holds 39 USPTO granted patents and 1 published patent application, primarily in Semiconductor Memory. Top assignees: Nec Corporation, Nec Corporatoin. Active years: 1988-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Kobatake. Retrieved from https://idiyas.com/inventor/hiroyuki-kobatake

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

USPTO Granted Patents = 39 

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 11

Forward Citations = 416(Granted Patents)


Company Filing History:


Years Active: 1988-2001

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Areas of Expertise:
Non-Volatile Memory
Voltage Generation
Semiconductor Device
High-Speed Converter
Memory Circuit
Digital to Analog Converter
Chopper Amplifier
Test Method
Current Controller
Erasable Programmable Memory
High Voltage Circuit
Signal Converting
39 patents (USPTO):Explore Patents

Title: Hiroyuki Kobatake: Innovator in Semiconductor Technology

Introduction

Hiroyuki Kobatake, based in Tokyo, Japan, is a notable inventor recognized for his contributions to semiconductor technology. With an impressive portfolio of 39 patents, Kobatake has established himself as a prominent figure in the field of electronics and electrical engineering.

Latest Patents

Among his recent innovations, Kobatake has developed a groundbreaking reference voltage generation circuit. This circuit includes a first current mirror with multiple transistors designed to provide a stable output voltage regardless of variations in the source potential. Notably, it features an advanced voltage control block that consists of control configurations akin to the current mirrors, ensuring reliable performance.

Additionally, Kobatake has contributed to the design of a semiconductor memory device. This invention comprises multiple sub bit lines connected to memory cell transistors, which are selectively linked to a main bit line. The use of metallic materials for these lines enhances the device's reliability and efficiency, showcasing Kobatake's commitment to advancing semiconductor technology.

Career Highlights

Hiroyuki Kobatake's career includes significant tenures at NEC Corporation, where he made pivotal advancements in semiconductor designs. His expertise in circuit design and memory device architecture has garnered recognition within the industry, making him a valuable asset to his employers and collaborators.

Collaborations

Throughout his career, Kobatake has worked alongside distinguished colleagues, including Masaki Kaneko and Masakazu Amanai. Their collaborative efforts have contributed to the innovation and refinement of technology within the semiconductor sector, helping push the boundaries of what is possible in electronic devices.

Conclusion

Hiroyuki Kobatake's dedication to innovation and his extensive patent portfolio reflect his impact on the semiconductor industry. As technology continues to evolve, his inventions will likely play a crucial role in shaping the future of electronics. His work exemplifies the spirit of innovation that drives progress in engineering and technology.

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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