Inventor · Ingleside, IL, US

David A. Larson

25Patents
9h-index
12Co-inventors
72Inventor score

Filing activity: Jun 17, 1982 → Nov 8, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4703510A Electro-acoustic transducer with diaphragm and blank therefor Electricity 20 Expired
US11181277B2 Pellet grills Emerging Cross-Sectional Technologies 16 Active
US4536623A Electro-acoustic transducer with diaphragm and blank therefor Electricity 14 Expired
US4491698A Electro-acoustic transducer with diaphragm and blank therefor Electricity 14 Expired
USD712225S1 Angle driver General 12 Active
US4750257A Method for making a magnet transducer assembly Emerging Cross-Sectional Technologies 11 Expired
USD711708S1 Driver General 11 Active
USD736584S1 Drill guide General 10 Active
US6094980A Torsion spring tester Physics 9 Expired
USD738234S1 Framing square and compass General 8 Active
USD705632S1 Drill block General 6 Active
USD724405S1 Drill block General 6 Active
USD735882S1 Pump General 5 Active
US6360979B1 Takeup leader for single reel tape drives with increased flexibility for improved performance Physics 5 Expired
US6289744A Torsion tester Physics 5 Expired
US7001949B2 Aqueous dispersions of comb copolymers and coatings produced therefrom Emerging Cross-Sectional Technologies 4 Expired
US11248800B2 Pellet grills Emerging Cross-Sectional Technologies 4 Active
US11248799B2 Pellet grills Emerging Cross-Sectional Technologies 3 Active
USD711206S1 Trim tool General 3 Active
US11248798B2 Pellet grills Emerging Cross-Sectional Technologies 3 Active
US6809141B2 Segmental copolymers and aqueous dispersions and films therefrom Emerging Cross-Sectional Technologies 3 Expired
USD699601S1 Angle finder General 2 Active
US9726469B2 Turnlock small circle compass attachment Performing Operations; Transporting 2 Active
US4604792A Method for making electro-acoustic transducer apparatus Emerging Cross-Sectional Technologies 1 Expired
USD761911S1 Pantograph General 0 Active

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