Hideki Ohmae
22Patents
11h-index
19Co-inventors
72Inventor score
Filing activity: Jun 11, 1992 → May 16, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9142748B2 | Light emitting device, display device, and manufacturing method for light emitting device | Electricity | 68 | Active |
| US5436635A | Display device and display system using the same | Physics | 67 | Expired |
| US5737050A | Light valve having reduced reflected light, high brightness and high contrast | Physics | 52 | Expired |
| US5469278A | Liquid crystal panel and viewfinder for video camera and projection display using liquid crystal panel | Physics | 46 | Expired |
| US6755554B2 | Color wheel assembly and color sequential display device using the same, color wheel unit and color sequential display device using the same, and color sequential display device | Electricity | 38 | Expired |
| US5477351A | Polymer dispersed liquid crystal panel with diffraction grating and reflective counter electrode | Physics | 34 | Expired |
| US5875008A | Liquid crystal panel and projection display with use of liquid crystal panel | Physics | 29 | Expired |
| US5517278A | Viewfinder for video cameras | Electricity | 27 | Expired |
| US6005651A | Display panel and projection display system with use of display panel | Physics | 26 | Expired |
| US5490006A | Liquid crystal light valve apparatus with a pair of non-parallel phase difference plates | Physics | 25 | Expired |
| US5576870A | Liquid crystal display panel having a phase grating formed of liquid crystal molecules | Physics | 22 | Expired |
| US7004604B2 | Sequential color display device including light shading means | Electricity | 10 | Expired |
| US6275271A | Tone display method | Electricity | 9 | Expired |
| US5617226A | Polymer dispersed liquid crystal projection display having polarizing means | Physics | 6 | Expired |
| US5610735A | Light scattering light valve projection apparatus | Physics | 6 | Expired |
| US10365172B2 | Tactile sensor that includes two sheets each having at least either flexibility or elasticity | Emerging Cross-Sectional Technologies | 6 | Active |
| US5712693A | Light valve and display system with a substrate having particular relationship between its central thickness, display area diameter, and refractive index | Physics | 4 | Expired |
| US9932161B2 | Plastic bag making apparatus | Performing Operations; Transporting | 3 | Active |
| US6697084B1 | Tone display method | Physics | 3 | Expired |
| US10717577B2 | Plastic bag making apparatus | Performing Operations; Transporting | 0 | Active |
| US10577161B2 | Plastic bag making apparatus | Performing Operations; Transporting | 0 | Active |
| US10604321B2 | Plastic bag making apparatus | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.