Grand Rapids, MI, United States of America

National Nail Corporation


USPTO Granted Patents = 88

% Expired Patents = 3.4


Trademarks = 27

Forward Citations = 1,145

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11 inventors (with patents filed for the assignee):

goldMedal Roger A Vandenberg (65 out of 65 patents)

silverMedal Todd E A Schwartzkopf (27 out of 27 patents)

bronzeMedal Roger C Bruins (13 out of 13 patents)

4.  Christopher Michael Colyn (11 out of 28 patents)

5.  Roger A Vanden Berg (10 out of 10 patents)

6.  Todd Ea Schwartzkopf (8 out of 8 patents)

7.  Ross Kooienga (4 out of 4 patents)

8.  Gregory LeCompte (3 out of 3 patents)

9.  Douglas F Hutchings (2 out of 2 patents)

10.  Jon Tanis (1 out of 1 patent)

11.  Glenn T Korhorn (1 out of 1 patent)


Core Competencies:
Hidden Fastener Unit
Installation Tool
Self-Sealing Fastener
Fastener Positioning Device
Plug Tool
Sealed Fastener Cap
Screw Guide
Tension Fed Fastener
Carpentry Tool
Reinforced Composite Decking
Impact Fastener Tool
Cap Assembly

88 patents:

Company Overview
National Nail Corporation, based in Grand Rapids, MI, specializes in innovative fastener technology, focusing on solutions that enhance installation efficiency and performance. The company develops a range of products including hidden fastener units, self-sealing fasteners, and specialized installation tools designed for various applications. With a commitment to advancing fastening solutions, National Nail Corporation plays a significant role in the construction and building materials industry, providing reliable products that meet the evolving needs of professionals.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

National Nail Corporation USPTO Patent Assignee Logo
88 Patents

#7 in Grand Rapids, MI

#164 in Michigan

#4,236 in US

#8,678 in the World

Grand Rapids, MI (US)
Grand Rapids, MI, United States of America
Forward Citations = 1,145

11 inventors:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: National Nail Corporation. Retrieved from https://idiyas.com/company/national-nail

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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