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Trademarks = 1

Forward Citations = 646

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3 inventors (with patents filed for the assignee):

Tyrell T Gilb (24 out of 47 patents)

Alfred D Commins (1 out of 41 patents)

Raymond E Clarkson (1 out of 1 patent)

24 patents: Sort by Forward Citations

1. 4367973 - Structural strap tie (1983-01-11),

2. 4353664 - Free gusset metal ledger hanger (1982-10-12),

3. D260964 - Connector for wood members (1981-09-29),

4. 4291996 - Positive nail angling device for metal connectors (1981-09-29),

5. D259242 - Connector for wood members (1981-05-19),

6. 4261155 - Infinite skewed hanger (1981-04-14),

7. 4230416 - Restricted slot nail openings for sheet metal framing connectors (1980-10-28),

8. D256663 - Post and beam connector (1980-09-02),

9. D254476 - Architectural post base (1980-03-18),

10. 4192118 - Holdown for attaching wood framing members to concrete foundations (1980-03-11),

11. 4106257 - Composite truss bearing clip (1978-08-15),

12. 4104843 - Hanger adjustable end bearing assembly (1978-08-08),

13. D248275 - Joist hanger (1978-06-27),

14. 4096677 - Post base (1978-06-27),

15. 4094116 - Web tube with separated end walls (1978-06-13),

Simpson Manufacturing Co., Inc. is a leading manufacturer of building products for the construction industry. With a focus on providing innovative and reliable solutions, Simpson Strong-Tie products are trusted by professionals worldwide. The company's diverse product line includes connectors, fasteners, anchors, and more, all designed to enhance the strength and stability of structures. Simpson Manufacturing Co., Inc. is committed to excellence in quality, service, and sustainability.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

24 Patents

#6 in San Leandro, CA

#3,172 in California

#13,401 in US

#25,825 in the World

San Leandro, CA, United States of America

Simpson Manufacturing Co., Inc.

Forward Citations = 646

3 inventors:

Tyrell T Gilb (24 out of 47 patents)

Alfred D Commins (1 out of 41 patents)

Raymond E Clarkson (1 out of 1 patent)

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