Jay M. Larson
35Patents
12h-index
48Co-inventors
81Inventor score
Filing activity: Jun 10, 1974 → May 2, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5413073A | Ultra light engine valve | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4724000A | Powdered metal valve seat insert | Chemistry; Metallurgy | 27 | Expired |
| US4077109A | Hot working of metal powders | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7370690B2 | Apparatus for tilting and securing a heat exchanger | Emerging Cross-Sectional Technologies | 17 | Expired |
| US3976482A | Method of making prealloyed thermoplastic powder and consolidated article | Chemistry; Metallurgy | 17 | Expired |
| US5619796A | Method of making an ultra light engine valve | Emerging Cross-Sectional Technologies | 16 | Expired |
| USD698831S1 | Combined tractor windows and intake and exhaust | General | 15 | Active |
| US4351292A | Poppet valve shield | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US5293026A | Hardsurfacing material for engine components and method for depositing same | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US4741080A | Process for providing valve members having varied microstructure | Emerging Cross-Sectional Technologies | 13 | Expired |
| USD671562S1 | Tractor | General | 13 | Active |
| US5062397A | Valve stem seal | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| USD723591S1 | Exhaust system for an agricultural work vehicle | General | 11 | Active |
| USD700631S1 | Exhaust system | General | 10 | Active |
| US4047933A | Porosity reduction in inert-gas atomized powders | Performing Operations; Transporting | 10 | Expired |
| US9776135B2 | Exhaust treatment system having an SCR with a center inlet | Emerging Cross-Sectional Technologies | 10 | Active |
| US4270496A | Welded article and method of making same | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6385847B1 | Seat faced engine valves and method of making seat faced engine valves | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4790473A | Process for welding a cast iron wear member to a cam follower | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| USD682321S1 | Tractor | General | 9 | Active |
| US4346870A | Thermal barrier for poppet valve | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5041158A | Powdered metal part | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| USD722330S1 | Exhaust system for an agricultural work vehicle | General | 8 | Active |
| US7950443B2 | Apparatus for tilting and securing a heat exchanger | Emerging Cross-Sectional Technologies | 8 | Active |
| US4822695A | Low porosity surfacing alloys | Emerging Cross-Sectional Technologies | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.