Hiroki Iwata
12Patents
5h-index
15Co-inventors
63Inventor score
Filing activity: Apr 11, 1991 → Jul 12, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5210738A | Optical information recording medium | Emerging Cross-Sectional Technologies | 78 | Expired |
| US7628376B2 | Diaphragm valve | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US11060637B2 | Coupling member, fluid-device connecting jig, and fluid-device connecting structure | Mechanical Engineering; Lighting; Heating | 6 | Active |
| USD687515S1 | Open/close valve | General | 5 | Active |
| USD686698S1 | Open/close valve | General | 5 | Active |
| US9228669B2 | Fluid control valve | Emerging Cross-Sectional Technologies | 3 | Active |
| US11073209B2 | Connected part seal structure, and seal member | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US11320078B2 | Checking tool for tube coupler | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9057449B2 | Fluid control valve | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10718896B2 | Display device and television receiver | Electricity | 0 | Active |
| US11161229B2 | Clamping jig for tube connection | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9631734B2 | Fluid control device manifold, manifold assembling method, and connection tool | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.