Patent assignee · US · COMPANY

Grace Engineering Corp.

52Patents
51Active
52Granted
54Portfolio score

Filing activity: Jul 9, 1975 → Oct 24, 2023 · 9 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7931550B2 Programmable lighted archery nock Mechanical Engineering; Lighting; Heating 51 Active
US7927240B2 Lighted archery nock with variable light emissions Mechanical Engineering; Lighting; Heating 45 Active
US7993224B2 Battery holder for a lighted archery nock Mechanical Engineering; Lighting; Heating 44 Active
US8449415B2 Mechanical broadhead Mechanical Engineering; Lighting; Heating 24 Active
US7597095B2 Drop-away arrow rest Mechanical Engineering; Lighting; Heating 24 Active
US8371283B2 Cable guard and guides for archery bows Mechanical Engineering; Lighting; Heating 23 Active
US8839772B2 Archery quiver Emerging Cross-Sectional Technologies 23 Active
US8281774B2 Cam adjustment module for compound archery bow Mechanical Engineering; Lighting; Heating 21 Active
US8372478B1 Method for powder coating and decorative printing Performing Operations; Transporting 20 Active
US7543389B2 Peep sight and related method of manufacture Mechanical Engineering; Lighting; Heating 19 Active
US10302393B2 Range finder devices and related methods Electricity 19 Active
US8449416B2 Mechanical broadhead Mechanical Engineering; Lighting; Heating 17 Active
US8784628B2 E-coating method for archery bow components Mechanical Engineering; Lighting; Heating 15 Active
US8544456B2 Adjustable draw stop for archery bows Emerging Cross-Sectional Technologies 14 Active
US9453698B1 Parallel cam system for an archery bow Mechanical Engineering; Lighting; Heating 14 Active
US8778461B1 Method for powder coating and decorative printing and related product Performing Operations; Transporting 13 Active
US8651097B2 Cable guard and guides for archery bows Mechanical Engineering; Lighting; Heating 11 Active
US8424511B2 Cable guard and guides for archery bows Mechanical Engineering; Lighting; Heating 10 Active
US10030949B1 Mechanical broadhead Mechanical Engineering; Lighting; Heating 10 Active
US8671925B2 Cam adjustment module for compound archery bow Mechanical Engineering; Lighting; Heating 9 Active
US8365713B2 Bowstring suppressor Mechanical Engineering; Lighting; Heating 9 Active
US9945648B2 Archery broadhead and related method of use Mechanical Engineering; Lighting; Heating 8 Active
US10066912B2 Broadhead matched practice field tip and related method of use Human Necessities 7 Active
US7708659B2 Fixed blade broadhead Mechanical Engineering; Lighting; Heating 6 Active
US10126087B1 Archery bow axle assembly Mechanical Engineering; Lighting; Heating 6 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.