Company Badge
USPTO Data Jan 1 1976 - Oct 20 2026
57 Patents
#1 in Memphis, MI
#247 in Michigan
#6,252 in US
#12,573 in the World
Grace Engineering Corp.
Forward Citations = 555
17 inventors:
Memphis, MI, United States of America
Grace Engineering Corp.
% Expired Patents = 14.0
EPO Patents = 1
Forward Citations = 555
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17 inventors (with patents filed for the assignee):
Nathaniel E Grace (34 out of 40 patents)
Louis Grace (18 out of 27 patents)
Scott C Prater (7 out of 7 patents)
4. Cody M Schulz (5 out of 13 patents)
5. Timothy J Roelens, Ii (3 out of 3 patents)
6. Joel D Harris (2 out of 3 patents)
7. Brian J Anderson (2 out of 2 patents)
8. John H Brywig (2 out of 2 patents)
9. David M Lynch (2 out of 2 patents)
10. Casey Warren Carew (2 out of 2 patents)
11. David L Vergara (1 out of 12 patents)
12. Rayomen E Church (1 out of 1 patent)
13. Kyle B Stokes (1 out of 5 patents)
14. Scott D Lee (1 out of 1 patent)
15. Louis Grace, Jr (1 out of 3 patents)
Core Competencies:
Macro Alignment Reticle
Archery Bow Riser
Broadhead
Lighted Archery Nock
Torque Wrench
Cable Guard
Peep Sight
Archery Training Grip
Drop-Away Arrow Rest
Cam Adjustment Module
Illuminated Aiming Devices
Archery Quiver
57 patents:
Company Overview
Grace Engineering Corp., based in Memphis, MI, specializes in innovative archery technology, focusing on enhancing the performance and accuracy of archery equipment. The company develops a range of products including macro alignment reticles, archery bow risers, and lighted archery nocks, catering to both amateur and professional archers. Their commitment to advancing archery technology is evident in their diverse offerings, which also include torque wrenches, cable guards, peep sights, and training grips, all designed to improve the archery experience.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Grace Engineering Corp.. Retrieved from https://idiyas.com/company/grace-engineering
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]
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]