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For the Inventor, By the Inventor

Osaka, Japan

Tcm Corporation

Calculating rank
USPTO Granted Patents = 27

% Expired Patents = 44.4


Trademarks = 3

Forward Citations = 477

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55 inventors (with patents filed for the assignee):

goldMedal Yoshiyuki Enmeiji (8 out of 8 patents)

silverMedal Takeshi Nishikawa (7 out of 24 patents)

bronzeMedal Yoshiyuki Kouyama (5 out of 5 patents)

4.  Koji Shiizaki (5 out of 5 patents)

5.  Takashi Sugata (3 out of 3 patents)

6.  Toshiyuki Yurushi (3 out of 3 patents)

7.  Toshihiko Terashima (3 out of 3 patents)

8.  Jun Fujita (2 out of 47 patents)

9.  Hideki Uchida (2 out of 49 patents)

10.  Junichi Murakami (2 out of 37 patents)

11.  Seishi Morishita (2 out of 2 patents)

12.  Shigehisa Hagura (2 out of 44 patents)

13.  Tsutomu Ueda (2 out of 2 patents)

14.  Kazuhiko Hiraoka (2 out of 39 patents)

15.  Munehito Adachi (2 out of 2 patents)


Core Competencies:
Forklift
Hydraulic Power
Vehicle Design
Transverse Travel
Dental Prosthesis
Clutch Mechanism
Wheel Loader
Utility Desk
Work Vehicle
Shade Selecting Device

27 patents:

1. 10792134 - Method and device for manufacturing and controlling the conformity of a dental prosthesis from parameters obtained with a shade selecting device (2020-10-06),
2. D703908 - Forklift (2014-04-29),
3. D681902 - Fork lift truck (2013-05-07),
4. 7836536 - Vehicle for passenger entry and exit (2010-11-23),
5. 7637101 - Hydraulic power transmission device and work vehicle (2009-12-29),
6. D605374 - Forklift truck (2009-12-01),
7. D557474 - Forklift truck (2007-12-11),
8. D538004 - Forklift truck (2007-03-06),
9. D526460 - Fork lift truck (2006-08-08),
10. D520525 - Wheel loader (2006-05-09),
11. 6955239 - Industrial vehicle (2005-10-18),
12. 6913102 - Working vehicle with traversing system (2005-07-05),
13. 6889805 - Clutch hydraulic mechanism (2005-05-10),
14. 6866113 - Forklift with transverse travel system (2005-03-15),
15. 6854552 - Fork lift with traverse motion system (2005-02-15),
Company Overview
Tcm Corporation, based in Osaka, Japan, specializes in the development and manufacturing of advanced electronic components and systems. The company focuses on innovative technologies that enhance performance across various applications, including telecommunications and industrial automation. With a commitment to research and development, Tcm Corporation aims to deliver cutting-edge solutions that meet the evolving needs of its global clientele, positioning itself as a key player in the electronics sector.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Tcm Corporation USPTO Patent Assignee Logo
27 Patents

#263 in Osaka

#2,459 in Japan

#24,046 in the World

Osaka, JP
Osaka, Japan

Tcm Corporation

Forward Citations = 477

55 inventors:

goldMedal Yoshiyuki Enmeiji (8 out of 8 patents)

silverMedal Takeshi Nishikawa (7 out of 24 patents)

bronzeMedal Yoshiyuki Kouyama (5 out of 5 patents)

4.  Koji Shiizaki (5 out of 5 patents)

5.  Takashi Sugata (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tcm Corporation. Retrieved from https://idiyas.com/company/tcm

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]
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