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For the Inventor, By the Inventor

Sagamihara, Japan

Osamu Sawajiri

This inventor holds 7 USPTO granted patents. Top assignee: 3M Innovative Properties Company. Active years: 1996-1998.

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

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

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 4.1

ph-index = 6

Forward Citations = 115(Granted Patents)


Company Filing History:

goldMedal7 out of 22,398 
 
3M Innovative Properties Company
 patents

Years Active: 1996-1998

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7 patents (USPTO):Explore Patents
1. 5736216 - Fastener having high silencing property (1998-04-07),
2. 5713111 - Method for making an interengaging fastener having reduced engagement (1998-02-03),
3. 5671512 - Interengaging fastner having reduced engagement force (1997-09-30),
4. 5671511 - Interengaging fastener member having fabric layer (1997-09-30),
5. 5662853 - Affixation member for decorating or protecting structures and methods of (1997-09-02),
6. 5625929 - Interengaging fastener member (1997-05-06),
7. 5579562 - Interengaging fastener having locating feature (1996-12-03),

Title: Osamu Sawajiri: Innovator in Fastener Technology

Introduction

Osamu Sawajiri is a prominent inventor based in Sagamihara, Japan. He has made significant contributions to the field of fastener technology, holding a total of 7 patents. His innovative designs focus on enhancing the functionality and efficiency of fasteners, making them more effective in various applications.

Latest Patents

Among his latest patents is a fastener that boasts high silencing properties. This invention aims to provide an interengaging fastener member that enhances the disengagement force without increasing the engagement force required for the interengagement process. The fastener member consists of a base and a plurality of headed stems. Each headed stem features a stem that projects orthogonally from the base's surface, along with a head formed at the end of the stem. The design includes a bottom surface adjacent to the stem, extending outward from the stem's outer periphery, and an apex located on the opposite side of the bottom surface. The engagement force reducing means may include grooves formed in each head or an undercut in each headed stem where the head joins the stem.

Career Highlights

Osamu Sawajiri is associated with 3M Innovative Properties Company, where he continues to develop cutting-edge solutions in fastener technology. His work has been instrumental in advancing the capabilities of fasteners, making them more user-friendly and efficient.

Collaborations

He has collaborated with notable coworkers, including Shinji Torigoe and Norihito Shibahara, contributing to various innovative projects within the company.

Conclusion

Osamu Sawajiri's contributions to fastener technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of engineering principles and a dedication to improving everyday products.

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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