% Expired Patents = 33.3

CIPO Patents = 1

EPO Patents = 1

Trademarks = 7

Forward Citations = 72

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5 inventors (with patents filed for the assignee):

Shou L Hou (3 out of 4 patents)

Won-Seon Seo (1 out of 1 patent)

Sang Eon Chun (1 out of 2 patents)

4. Toshinori Abe (1 out of 1 patent)

5. Young Soo Lim (1 out of 4 patents)

6 patents: Sort by Forward Citations

1. 12435837 - Compression-type fuel tank (2025-10-07),

2. 9487403 - Titanium oxynitride having titanium deficiency-type halite structure (2016-11-08),

3. 8999902 - Engine oil additive, engine oil and method of addition thereof (2015-04-07),

4. 7775191 - Constant-speed multi-pressure fuel injection system for improved dynamic range in internal combustion engine (2010-08-17),

5. 7318414 - Constant-speed multi-pressure fuel injection system for improved dynamic range in internal combustion engine (2008-01-15),

6. 4596990 - Multi-jet single head ink jet printer (1986-06-24),

Company Overview

T.M.C. Company, Limited is a leading international manufacturer and distributor of high-quality electronic products. With a strong commitment to innovation and customer satisfaction, we offer a wide range of electronic components, modules, and devices. Our expertise extends across industries such as telecommunications, consumer electronics, automotive, and healthcare. Through our advanced manufacturing facilities and strategic partnerships, we deliver reliable and cutting-edge solutions to meet the changing demands of the global market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

6 Patents

#6 in Toyonaka

#5,990 in Japan

Toyonaka, Japan

T.m.c. Company, Limited

Forward Citations = 72

5 inventors:

Shou L Hou (3 out of 4 patents)

Won-Seon Seo (1 out of 1 patent)

Sang Eon Chun (1 out of 2 patents)

4. Toshinori Abe (1 out of 1 patent)

5. Young Soo Lim (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: T.m.c. Company, Limited. Retrieved from https://idiyas.com/company/t-m-c-company

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]

1 patent (CIPO):

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]

1 patent (EPO):

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]