Kazuya Yoshijima
30Patents
7h-index
50Co-inventors
72Inventor score
Filing activity: Apr 14, 1986 → Jun 27, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5205566A | Metallic gasket | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US6575473B2 | Metallic gasket | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6502830B2 | Metallic gasket | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US7121243B2 | Valve case and resin cylinder head cover | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7594488B2 | Cylinder head cover and method for mounting cylinder head cover to cylinder head | Emerging Cross-Sectional Technologies | 10 | Active |
| US6588765B2 | Monolayer metal gaskets | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US7341033B2 | Cylinder head cover | Mechanical Engineering; Lighting; Heating | 8 | Active |
| US4728111A | Compressed asbestos sheet gasket which swells in presence of liquids | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7162986B2 | Cylinder head cover | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US8123230B2 | Cylinder head gasket | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US7753378B2 | Cylinder head gasket | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US8297900B2 | Composite member fixing structure | Emerging Cross-Sectional Technologies | 4 | Active |
| US7255078B2 | Resin cylinder head cover | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7174868B2 | Resin cylinder head cover | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6478307B2 | Metal gasket | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6502829B2 | Gasket-squeeze construction | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6439579B2 | Laminated gasket | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US4736956A | Jointing construction with gasket between surfaces of two members with different thermal expansion coefficients and bonded to one thereof | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6659471B2 | Gasket for sealing tri-face area | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8042815B2 | Cylinder head gasket and engine | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7536987B2 | Mounting structure of functional device for internal combustion engine | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8714564B2 | Cylinder head gasket | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9399935B2 | Oil pan inner tank valve structure | Emerging Cross-Sectional Technologies | 2 | Active |
| US7789056B2 | Sleeve and cylinder head cover | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8161928B2 | Cylinder head cover | Mechanical Engineering; Lighting; Heating | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.