Kasugai, Japan

Sumio Kawai

This inventor holds 2 USPTO granted patents. Top assignees: Ohkuma Corporation, Okuma Mahinery Works Ltd.. Active years: 1991-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sumio Kawai. Retrieved from https://idiyas.com/inventor/sumio-kawai-re2n5r3j

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 = 2.0

ph-index = 2

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1991-1999

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Sumio Kawai

Introduction

Sumio Kawai is a notable inventor based in Kasugai, Japan. He has made significant contributions to the field of machinery and automation, holding a total of 2 patents. His work focuses on enhancing the efficiency and functionality of various mechanical systems.

Latest Patents

Kawai's latest patents include a pallet transfer apparatus and a tool mounting apparatus. The pallet transfer apparatus features a base that is reciprocably supported in a frame, driven by a hydraulic cylinder. This design incorporates large-diameter and small-diameter sprockets, along with endless roller chains, to facilitate the transfer of pallets efficiently. The tool mounting apparatus is designed for securely attaching tools, such as abrasive wheels, to the spindle of a machine tool. It utilizes a resilient means that generates a force by compressing a high elastic fluid, ensuring a stable and reliable connection.

Career Highlights

Throughout his career, Sumio Kawai has worked with prominent companies, including Okuma Machinery Works Ltd. and Ohkuma Corporation. His experience in these organizations has allowed him to develop innovative solutions that address the needs of the manufacturing industry.

Collaborations

Kawai has collaborated with talented individuals such as Hiroshi Narushima and Masayuki Kiriyama. These partnerships have contributed to the advancement of technology in their respective fields.

Conclusion

Sumio Kawai's inventive spirit and dedication to improving machinery have led to valuable patents that enhance operational efficiency. His contributions continue to influence the industry and inspire future innovations.

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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