Michio Arai
142Patents
36h-index
72Co-inventors
93Inventor score
Filing activity: Jun 19, 1974 → Jan 24, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6049167A | Organic electroluminescent display device, and method and system for making the same | Electricity | 185 | Expired |
| US5640067A | Thin film transistor, organic electroluminescence display device and manufacturing method of the same | Emerging Cross-Sectional Technologies | 183 | Expired |
| US4916759A | Full face type helmet | Human Necessities | 131 | Expired |
| US6160272A | Self-light-emitting apparatus and semiconductor device used in the apparatus | Electricity | 120 | Expired |
| US5969474A | Organic light-emitting device with light transmissive anode and light transmissive cathode including zinc-doped indium oxide | Electricity | 112 | Expired |
| US5817366A | Method for manufacturing organic electroluminescent element and apparatus therefor | Electricity | 99 | Expired |
| US5643804A | Method of manufacturing a hybrid integrated circuit component having a laminated body | Emerging Cross-Sectional Technologies | 91 | Expired |
| US5627364A | Linear array image sensor with thin-film light emission element light source | Electricity | 89 | Expired |
| US5981092A | Organic El device | Emerging Cross-Sectional Technologies | 88 | Expired |
| US5877533A | Hybrid integrated circuit component | Emerging Cross-Sectional Technologies | 84 | Expired |
| US5897328A | Thin film transistor, organic electroluminescence display device and manufacturing method of the same | Emerging Cross-Sectional Technologies | 81 | Expired |
| US6200695A | Organic electroluminescent device | Electricity | 80 | Expired |
| US6121726A | Organic electroluminescent color display having color transmitting layers and fluorescence converting layer with improved structure for color conversion efficiency on a color transmitting layer | Electricity | 72 | Expired |
| US5930840A | Pad for interior body of helmet and interior body thereof | Human Necessities | 72 | Expired |
| US6138284A | Helmet | Human Necessities | 68 | Expired |
| US4652141A | Time apparatus | Physics | 64 | Expired |
| US6111274A | Inorganic light emitting diode | Electricity | 60 | Expired |
| US5995064A | Antenna having a returned portion forming a portion arranged in parallel to the longitudinal antenna direction | Electricity | 60 | Expired |
| US6410960B1 | Hybrid integrated circuit component | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5786796A | Image desplay device | Physics | 55 | Expired |
| USD495838S1 | Helmet | General | 55 | Expired |
| US6161225A | Shield structure of helmet | Human Necessities | 54 | Expired |
| US6288487A | Organic electroluminescent device with a high-resistance inorganic electron injecting and transporting layer | Chemistry; Metallurgy | 54 | Expired |
| US6853083B1 | Thin film transfer, organic electroluminescence display device and manufacturing method of the same | Electricity | 52 | Expired |
| US5982345A | Organic electroluminescent image display device | Electricity | 49 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.