Shizuoka, Japan

Osamu Sugiyama

This inventor holds 33 USPTO granted patents, primarily in Connector Technology. Top assignees: Yazaki Corporation, Dowa Mining Co., Ltd., Shinohara Machiner Co., Ltd.. Active years: 1990-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Osamu Sugiyama. Retrieved from https://idiyas.com/inventor/osamu-sugiyama

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


% Patents Active = 90.9

Average Co-Inventor Count = 2.1

ph-index = 9

Forward Citations = 346(Granted Patents)


Location History:

  • Haibara-gun, JP (1996 - 2001)
  • Tama, JP (2001)
  • Shizuoka-ken, JP (1996 - 2004)
  • Makinohara, JP (2008 - 2010)
  • Shizuoka, JP (1990 - 2014)

Company Filing History:


Years Active: 1990-2014

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Areas of Expertise:
Connector Seal
Lever-Type Connector
Waterproof Plug
Automatic PSIP Detection
Coated Copper Alloy
Terminal-Locking Device
Double-Lock-Type Connector
Pressure-Welding Method
Solderless Terminal
Cable Press-Contacting Terminal
Connector Structure
Measuring Stand
33 patents (USPTO):Explore Patents

Title: Innovations of Osamu Sugiyama: A Trailblazer in Connector Technology

Introduction: Osamu Sugiyama, an accomplished inventor based in Shizuoka, Japan, boasts an impressive portfolio of 33 patents. His work has significantly contributed to advancements in connector technology, showcasing his commitment to innovation and engineering excellence.

Latest Patents: Two of Sugiyama's most recent patents exemplify his ingenuity in developing practical solutions for connector systems. The first, a connector seal, addresses the challenge of accurately inspecting for incorrectly formed bores within terminals. This invention consists of a seal main body with multiple terminal insertion bores, each featuring an upper and lower membrane portion, interconnected by a lamella. The design further includes a membrane with a curved groove, ensuring optimal performance and reliability.

The second latest patent is a lever-type connector that incorporates a sophisticated mechanism for securing connections. This invention comprises two housing components and a pivotal lever that connects them. Unique features include provisional-retaining projections on the arm plates, which enable the arm plates to deform in a manner that enhances the connection when the projection is inserted into a cam groove. This innovative design emphasizes both functionality and ease of use.

Career Highlights: Sugiyama has made substantial contributions to the field during his career, particularly while working at Yazaki Corporation. His experience at this leading automotive components manufacturer has honed his skills and allowed him to create numerous impactful inventions.

Collaborations: Throughout his journey, Sugiyama has collaborated with notable colleagues in the industry, including Masanori Tsuji and Hitoshi Saito. These partnerships have fostered an environment of innovation and creativity, ultimately leading to extraordinary advancements in connector technology.

Conclusion: Osamu Sugiyama's dedication to innovation is evident through his substantial patent portfolio and his groundbreaking work in connector technology. His inventions not only solve complex problems but also shape the future of connectivity in various applications. With each new patent, Sugiyama continues to inspire future generations of inventors and engineers.

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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