Yokohama, Japan

Masaharu Yamanaka

This inventor holds 1 USPTO granted patent. Top assignee: Kabushiki Kaisha Toshiba. Active years: 2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaharu Yamanaka. Retrieved from https://idiyas.com/inventor/masaharu-yamanaka

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


Average Co-Inventor Count = 8.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2008

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1 patent (USPTO):Explore Patents

Title: Innovator of Optical Semiconductor Devices: Masaharu Yamanaka

Introduction: Masaharu Yamanaka, an innovative inventor based in Yokohama, Japan, has made significant contributions to the field of optical semiconductor devices. With a focus on creating efficient manufacturing methods, Yamanaka holds one patent that showcases his expertise and creativity in the industry.

Latest Patents: Masaharu Yamanaka is credited with a patent titled "Method of manufacturing optical semiconductor device, package molding jig, method of manufacturing package molding jig and manufacturing apparatus for package molding jig." This patent details a comprehensive process for manufacturing optical semiconductor devices. It involves preparing an optical semiconductor connected to a lead frame, forming thermoplastic resin to create a package molding jig with a designated contour, and accurately positioning the lead portions within the jig before filling it with packaging resin.

Career Highlights: Yamanaka has dedicated his career to the advancement of semiconductor technology while working for Kabushiki Kaisha Toshiba. His technical insights and innovative approaches have positioned him as a valuable asset in the realm of optical devices, enhancing efficiency and process reliability in production.

Collaborations: Throughout his career, Masaharu Yamanaka has collaborated with notable coworkers, including Masaki Adachi and Fumihide Nagashima. These collaborations have likely contributed to the enhancement of semiconductor technologies and broadened the scope of research and development within their field.

Conclusion: Masaharu Yamanaka’s patent and his contributions to optical semiconductor manufacturing exemplify the spirit of innovation that is essential in today’s fast-paced technological landscape. His work at Kabushiki Kaisha Toshiba, along with collaborations with esteemed colleagues, underlines the importance of teamwork in achieving groundbreaking advancements in the field of semiconductors.

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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