Takatsuki, Japan

Hiroshi Tsushima

This inventor holds 6 USPTO granted patents. Top assignee: Nippon Paint Compnay, Ltd.. Active years: 1990-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Tsushima. Retrieved from https://idiyas.com/inventor/hiroshi-tsushima

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


% Patents Active = 83.3

Average Co-Inventor Count = 2.9

ph-index = 5

Forward Citations = 43(Granted Patents)


Company Filing History:


Years Active: 1990-2005

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6 patents (USPTO):Explore Patents

Title: Hiroshi Tsushima: Innovator in Optoelectronic Packaging

Introduction

Hiroshi Tsushima is a notable inventor based in Takatsuki, Japan. He has made significant contributions to the field of optoelectronics, holding a total of 6 patents. His work focuses on advancing technologies that integrate optical and electrical components.

Latest Patents

One of Tsushima's latest patents is an optoelectronic packaging substrate and production method. This invention provides a substrate that includes optical wiring with an optical waveguide and electric wiring with metal wiring. The optical waveguide consists of a core layer, a side face clad layer, an upper clad layer, and a lower clad layer. The metal wiring is integrated into at least one of these layers, and the materials used are a silicon-based branched type polysilane mixed with a silicone compound. Another significant patent is a method for forming a thin film pattern, which boasts excellent accuracy in pattern formation.

Career Highlights

Hiroshi Tsushima is currently associated with Nippon Paint Company, Ltd., where he continues to innovate in his field. His work has been instrumental in developing new technologies that enhance the performance and efficiency of optoelectronic devices.

Collaborations

Tsushima has collaborated with notable colleagues, including Iwao Sumiyoshi and Masaaki Yokoyama. These partnerships have contributed to the advancement of his research and the successful development of his inventions.

Conclusion

Hiroshi Tsushima is a prominent figure in the realm of optoelectronics, with a focus on innovative packaging solutions. His contributions through patents and collaborations highlight his commitment to advancing technology in this field.

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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