Inventor · Fincastle, VA, US

Robert A. Berry

24Patents
8h-index
45Co-inventors
75Inventor score

Filing activity: Jan 6, 1977 → Apr 23, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6311787A Power driven rotary device Performing Operations; Transporting 55 Expired
US7213732B2 Contact trip mechanism for nailer Performing Operations; Transporting 35 Expired
US6350087B1 Tool-free collet tightener Emerging Cross-Sectional Technologies 33 Expired
US6705501B2 Contact trip assembly for fastening tool Performing Operations; Transporting 28 Expired
US6997365B2 Contact trip assembly for fastening tool Performing Operations; Transporting 13 Expired
US7077613B2 Method and apparatus for fastening steel framing using helical features Mechanical Engineering; Lighting; Heating 11 Expired
US6719512B2 Method and apparatus for fastening steel framing with nails Emerging Cross-Sectional Technologies 9 Expired
US7478987B2 Method and apparatus for fastening steel framing using helical features Mechanical Engineering; Lighting; Heating 8 Active
US6862864B2 Method and apparatus for fastening steel framing members Emerging Cross-Sectional Technologies 8 Expired
US7431103B2 Trigger assembly for nailer Performing Operations; Transporting 8 Active
US7014408B2 Method and apparatus for fastening steel framing with self-locking nails Emerging Cross-Sectional Technologies 8 Expired
US7097405B2 Method and apparatus for fastening steel framing with staggered teeth nails Emerging Cross-Sectional Technologies 7 Expired
US6648567B2 Tool-free collet tightener Emerging Cross-Sectional Technologies 7 Expired
US7665393B2 Table saw guard Emerging Cross-Sectional Technologies 6 Expired
US7845530B2 Contact trip mechanism for nailer Performing Operations; Transporting 5 Active
US8726776B2 Table saw guard Emerging Cross-Sectional Technologies 3 Active
US9573292B2 Table saw guard Emerging Cross-Sectional Technologies 2 Active
US9969099B2 Table saw guard Emerging Cross-Sectional Technologies 2 Active
US4133306A Palatal exerciser control device Physics 2 Expired
USD369334S Sun shade General 1 Expired
US11993495B1 Aerial device Mechanical Engineering; Lighting; Heating 1 Active
US9452918B2 Track roller assembly for supporting telescoping boom sections Mechanical Engineering; Lighting; Heating 0 Active
US12371309B2 Aerial device Mechanical Engineering; Lighting; Heating 0 Active
US12049739B1 Modular body compartment Fixed Constructions 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.