Toshihiko Shima
24Patents
5h-index
46Co-inventors
69Inventor score
Filing activity: Apr 5, 1996 → Jul 27, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8474792B2 | Valve device and manually operated shutoff valve device | Mechanical Engineering; Lighting; Heating | 16 | Active |
| US6547438B2 | Hydraulic bearing device | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US7730905B2 | High pressure valve for hydrogen gas and decompression device for hydrogen gas | Emerging Cross-Sectional Technologies | 13 | Active |
| US5833522A | Machining spindle apparatus having a hydrostatic bearing for machine tools | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6935786B2 | Hydraulic bearing | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US5928061A | Wheel-head feed mechanism and grinder using the same | Performing Operations; Transporting | 5 | Expired |
| US9670879B2 | Valve apparatus | Emerging Cross-Sectional Technologies | 4 | Active |
| US8151819B2 | Fluid supply valve attachment device | Emerging Cross-Sectional Technologies | 4 | Active |
| US7398795B2 | Excess flow valve | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5816104A | Hydrostatic feed screw mechanism and movable body using the same | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8158990B2 | Light emitting device using GaN LED chip | Electricity | 2 | Active |
| US9400506B2 | Pressure reducer | Emerging Cross-Sectional Technologies | 2 | Active |
| US7134638B2 | Stop valve for gas tank | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US8408243B2 | Valve device | Emerging Cross-Sectional Technologies | 1 | Active |
| US8104508B2 | Valve device assembling structure, plug body, and manual valve | Emerging Cross-Sectional Technologies | 1 | Active |
| US7547001B2 | Solenoid valve device installed in gas tank | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7101269B2 | Cylindrical grinding machine | Performing Operations; Transporting | 1 | Expired |
| US9568114B2 | Valve unit comprising a check valve device | Emerging Cross-Sectional Technologies | 1 | Active |
| US8455886B2 | Light emitting device using GaN LED chip | Electricity | 1 | Active |
| US8028716B2 | Pressure-reducing valve | Emerging Cross-Sectional Technologies | 1 | Active |
| US11359740B2 | Electromagnetic valve | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9810327B2 | Pressure reducing valve | Electricity | 0 | Active |
| US11543052B2 | Valve device | Emerging Cross-Sectional Technologies | 0 | Active |
| US8716728B2 | Nitride semiconductor light-emitting diode device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.