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For the Inventor, By the Inventor

Lynnwood, WA, United States of America

Sog Specialty Knives Inc.

Calculating rank
USPTO Granted Patents = 15

% Expired Patents = 13.3

Trademarks = 5

Forward Citations = 464

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2 inventors (with patents filed for the assignee):

goldMedal Spencer Frazer (14 out of 31 patents)

silverMedal Kimiyuki Sakai (1 out of 13 patents)


15 patents:

1. 7533465 - Folding knife with finger guard (2009-05-19),
2. 7530130 - Multi-tool incising attachment method and apparatus (2009-05-12),
3. 7124510 - Knife with double-ended rotatable blade (2006-10-24),
4. 6474202 - Multipurpose tool and components thereof (2002-11-05),
5. 6282997 - Multipurpose tool and components thereof (2001-09-04),
6. D446571 - Sporting knife (2001-08-15),
7. 6070504 - Compound pliers tool with linked handles (2000-06-06),
8. D421668 - Tweezers for a multipurpose tool (2000-03-14),
9. 6003180 - Compound pliers tool with linked handles (1999-12-21),
10. 5957013 - Hand tool with retractable jaw assembly (1999-09-28),
11. D403569 - Folding hand tool (1999-01-05),
12. 5829329 - Hand tool with retractable jaws (1998-11-03),
13. 5809599 - Compound pliers tool with linked handles (1998-09-22),
14. D356019 - Knife (1995-03-07),
15. D338386 - Combination hand tool (1993-08-17),
Company Overview
Sog Specialty Knives Inc. is a prominent manufacturer based in Lynnwood, Washington, specializing in high-quality knives and tools designed for outdoor, tactical, and everyday carry applications. The company is known for its innovative designs and commitment to durability, catering to a diverse range of customers including outdoor enthusiasts, military personnel, and first responders. Sog's product line encompasses folding knives, fixed blades, multi-tools, and accessories, reflecting a strong emphasis on functionality and performance in various environments.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

15 Patents

#3 in Lynnwood, WA

#459 in Washington

#21,085 in US

#39,991 in the World

Lynnwood, WA (US)
Lynnwood, WA, United States of America

Sog Specialty Knives Inc.

Forward Citations = 464

2 inventors:

goldMedal Spencer Frazer (14 out of 31 patents)

silverMedal Kimiyuki Sakai (1 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sog Specialty Knives Inc.. Retrieved from https://idiyas.com/company/sog-specialty-knives

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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