Jun Isomoto
11Patents
9h-index
24Co-inventors
68Inventor score
Filing activity: Aug 6, 1985 → Apr 2, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5992361A | Variable valve timing mechanism | Emerging Cross-Sectional Technologies | 42 | Expired |
| US4721080A | Structure of combustion chamber in diesel engine | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5778840A | Variable valve driving mechanism | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US5809955A | Hydraulic actuator and variable valve driving mechanism making use of the same | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US4646691A | Auxiliary fuel supply device for alcohol engine | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US5704316A | Valve drive system of an internal combustion engine | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4974860A | Sealing device | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US4986552A | Excluder type seal with sliding friction reducing feature | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5237974A | Triple-intake-valve internal combustion engine | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5931128A | Variable valve mechanism and internal combustion engine with the same | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5727511A | Cylinder liner and cylinder block and method for producing the cylinder liner and the cylinder block | Mechanical Engineering; Lighting; Heating | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.