% Expired Patents = 75.0

Forward Citations = 13

Loading Chart...

2 inventors (with patents filed for the assignee):

Yoshihisa Ohsawa (3 out of 3 patents)

Tetsuro Suganuma (1 out of 3 patents)

4 patents: Sort by Forward Citations

1. 6775889 - Roller turret including rollers mounted on support portions of roller shafts, which are eccentric with respect to stud portions fixed in holes in turret body (2004-08-17),

2. 6622360 - Roller turret including rollers mounted on support portions of roller shafts, which are eccentric with respect to stud portions fixed in holes in turret body (2003-09-23),

3. 6464044 - Braking apparatus wherein working and non-working states are established by controlling rotation of cam (2002-10-15),

4. 6279219 - Roller turret including rollers mounted on support portions of roller shafts, which are eccentric with respect to stud portions fixed in holes in turret body, and method of manufacturing the roller turret (2001-08-28),

Company Overview

Takahiro Engineering Works Ltd. is a leading engineering company specializing in providing innovative solutions for various industries. With a team of talented engineers and cutting-edge technology, we offer a wide range of services including design, fabrication, and installation. Our commitment to quality and customer satisfaction sets us apart in the industry, making us a trusted partner for all your engineering needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#122 in Nagoya

#7,573 in Japan

Nagoya, Japan

Takahiro Engineering Works Ltd.

Forward Citations = 13

2 inventors:

Yoshihisa Ohsawa (3 out of 3 patents)

Tetsuro Suganuma (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Takahiro Engineering Works Ltd.. Retrieved from https://idiyas.com/company/takahiro-engineering-works

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

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]