% Expired Patents = 22.2

EPO Patents = 7

Forward Citations = 3

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5 inventors (with patents filed for the assignee):

Kongkiat Suriye (9 out of 14 patents)

Amnart Jantharasuk (7 out of 8 patents)

Wuttithep Jareewatchara (3 out of 6 patents)

4. Burin Khemthong (2 out of 2 patents)

5. Mathukorn Sanwanich (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 11383225 - Hydrocarbon conversion catalyst system (2022-07-12),

2. 11318445 - Hydrocarbon conversion catalyst (2022-05-03),

3. 11286218 - Hydrocarbon conversion process (2022-03-29),

4. 11285461 - Catalyst system and process utilizing the catalyst system (2022-03-29),

5. 11135574 - Catalyst system and process for conversion of a hydrocarbon feed utilizing the catalyst system (2021-10-05),

6. 10472304 - Catalyst and hydrocarbon conversion process utilizing the catalyst (2019-11-12),

7. 10457616 - Metathesis catalyst and process for producing olefin (2019-10-29),

8. 10350587 - Catalyst system for olefin metathesis (2019-07-16),

9. 10336947 - Process for conversion of a hydrocarbon feed (2019-07-02),

Company Overview

SMH Co., Ltd is a leading company specializing in manufacturing high-quality electronic components. With a strong focus on innovation and customer satisfaction, we strive to provide cutting-edge solutions for various industries. Our dedication to quality and excellence has earned us a reputation as a trusted partner in the field of electronic manufacturing.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

9 Patents

#8 in Bangkok

#15 in Thailand

Bangkok, Thailand

Smh Co., Ltd

Forward Citations = 3

5 inventors:

Kongkiat Suriye (9 out of 14 patents)

Amnart Jantharasuk (7 out of 8 patents)

Wuttithep Jareewatchara (3 out of 6 patents)

4. Burin Khemthong (2 out of 2 patents)

5. Mathukorn Sanwanich (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Smh Co., Ltd. Retrieved from https://idiyas.com/company/smh-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]

7 patents (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]