Kokubunji, Japan

Yasuyuki Yamasaki

This inventor holds 4 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Vlsi Engineering Corp.. Active years: 1985-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuyuki Yamasaki. Retrieved from https://idiyas.com/inventor/yasuyuki-yamasaki

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.3

ph-index = 4

Forward Citations = 71(Granted Patents)


Location History:

  • Koganei, JP (1985)
  • Kodaira, JP (1990)
  • Kokubunji, JP (1992 - 1993)

Company Filing History:


Years Active: 1985-1993

Loading Chart...
4 patents (USPTO):Explore Patents

Title: The Innovations of Yasuyuki Yamasaki

Introduction

Yasuyuki Yamasaki is a notable inventor based in Kokubunji, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of four patents. His work focuses on improving the efficiency and reliability of semiconductor devices.

Latest Patents

Yamasaki's latest patents include advancements in semiconductor devices and processes for producing them. One of his notable inventions addresses the adhesion of inner leads with packaging resin in resin-sealed semiconductor devices. This improvement is achieved by spreading leads on or near the circuit-forming face of a pellet, or on or near the main non-circuit-forming face of the pellet, thereby extending the lengths of the inner leads on or under the pellet. Another patent also emphasizes the enhancement of adhesion for inner leads in semiconductor devices, showcasing his commitment to innovation in this area.

Career Highlights

Throughout his career, Yasuyuki Yamasaki has worked with prominent companies such as Hitachi, Ltd. and Hitachi Vlsi Engineering Corporation. His experience in these organizations has allowed him to develop and refine his inventions, contributing to the advancement of semiconductor technology.

Collaborations

Yamasaki has collaborated with notable colleagues, including Kanji Otsuka and Takayuki Okinaga. These partnerships have likely fostered a creative environment that has led to innovative solutions in their field.

Conclusion

Yasuyuki Yamasaki's contributions to semiconductor technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in semiconductor devices, showcasing the importance of innovation in 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]
Loading…