Tokyo, Japan

Yoshino Tomihari

This inventor holds 1 USPTO granted patent. Top assignee: Nec Corporation. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshino Tomihari. Retrieved from https://idiyas.com/inventor/yoshino-tomihari

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 = 3.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1999

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

Title: Innovative Contributions of Yoshino Tomihari in Field Emission Technology

Introduction: Yoshino Tomihari is an accomplished inventor based in Tokyo, Japan. With a focus on advancements in field emission technology, she has developed a unique invention that has the potential to influence the electronics industry significantly. Her contributions demonstrate not only technical expertise but also a forward-thinking approach to solving complex engineering challenges.

Latest Patents: Tomihari holds a patent for a "Field emission cold cathode with buried insulator layer." This innovation features an n-type silicon substrate that supports a plurality of sharp-pointed emitter cones. The design incorporates a buried insulator layer, which enhances the efficiency and performance of the cold cathode by surrounding the underlying regions beneath each emitter cone. Additionally, an insulator layer with multiple holes allows for effective electron extraction through a gate electrode that is strategically placed above the emitter cones.

Career Highlights: As part of her professional journey, Yoshino Tomihari is currently affiliated with NEC Corporation. At this esteemed organization, she has contributed to various projects aimed at advancing semiconductor technologies. Her work in field emission technologies showcases her commitment to innovation and excellence.

Collaborations: Throughout her career, Tomihari has collaborated with esteemed colleagues such as Naruaki Takada and Tadahiro Matsuzaki. Their combined expertise fosters an environment rich in creativity and technological advancement, allowing them to tackle challenges from multiple perspectives.

Conclusion: Yoshino Tomihari's innovative approach to the field of cold cathodes highlights her role as a pivotal figure in the realm of electronics. With her patent and ongoing work at NEC Corporation, she is poised to make significant contributions that could redefine standards in the industry. Her collaborations further enhance the potential for groundbreaking advancements, marking her as a noteworthy inventor in the modern technological landscape.

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…