Tokyo, Japan

Tomonori Yamaoka

This inventor holds 15 USPTO granted patents and 1 published patent application, primarily in Semiconductor Manufacturing. Top assignees: Denso Corporation, Sumco Corporation, Taiyo Nippon Sanso Corporation. Active years: 2002-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomonori Yamaoka. Retrieved from https://idiyas.com/inventor/tomonori-yamaoka

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

Calculating rank
USPTO Granted Patents = 15 

% Patents Active = 100.0

Average Co-Inventor Count = 4.7

ph-index = 5

Forward Citations = 75(Granted Patents)


Company Filing History:


Years Active: 2002-2015

Loading Chart...
Areas of Expertise:
Semiconductor Substrate
Epitaxial Growth
CVD Apparatus
Moisture Monitoring
Device Fabrication
P-N Column Layer
Manufacturing Method
Production Apparatus
Evaluation Method
Thermal Management
3D Stacking
15 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Tomonori Yamaoka - Revolutionizing Semiconductor Manufacturing in Tokyo, JP

Introduction: Tomonori Yamaoka, a prolific inventor based in Tokyo, Japan, has made significant contributions to the field of semiconductor manufacturing with his groundbreaking patented methods.

Latest Patents: Yamaoka's recent patents showcase his innovative approach to semiconductor substrate manufacturing. One notable patent is the method for manufacturing a semiconductor substrate with an alignment mark that remains effective even after the formation of an impurity diffused layer. This method ensures precise alignment during subsequent manufacturing steps, leading to accurate positioning of components in the semiconductor apparatus.

Career Highlights: With an impressive portfolio of 15 patents, Yamaoka has established himself as a leading figure in the semiconductor industry. Throughout his career, he has demonstrated a deep understanding of semiconductor materials and processes, reflecting in his cutting-edge inventions.

Collaborations: Yamaoka has collaborated with esteemed companies such as Denso Corporation and Sumco Corporation, where he has leveraged his expertise to drive innovation in semiconductor technology. Working alongside talented individuals like Syouji Nogami and Shoichi Yamauchi, Yamaoka has fostered a culture of creativity and excellence in his collaborative projects.

Conclusion: Tomonori Yamaoka's pioneering work in semiconductor manufacturing has not only advanced technological capabilities but has also set new standards for precision and efficiency in the industry. His dedication to innovation and his invaluable contributions continue to shape the future of semiconductor technology in Tokyo, Japan, and beyond.

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…