Takashi Arai
184Patents
20h-index
334Co-inventors
93Inventor score
Filing activity: Jul 28, 1977 → Mar 13, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5236447A | Artificial tubular organ | Textiles; Paper | 442 | Expired |
| US5631499A | Semiconductor device comprising fine bump electrode having small side etch portion and stable characteristics | Electricity | 77 | Expired |
| USD322355S | Shoe sole | General | 67 | Expired |
| US5486852A | Camera-integrated video recorder system having mountable and demountable remote-control unit | Electricity | 50 | Expired |
| US7722792B2 | Injection mold and partial compression molding method | Performing Operations; Transporting | 45 | Active |
| US6074287A | Semiconductor wafer polishing apparatus | Performing Operations; Transporting | 38 | Expired |
| USD573734S1 | Headlight for motorcycle | General | 35 | Expired |
| US7580397B2 | Wireless LAN communication system, wireless LAN connection method, and wireless LAN terminal apparatus | Emerging Cross-Sectional Technologies | 35 | Expired |
| USD331487S | Shoe sole | General | 34 | Expired |
| USD309669S | Shoe sole | General | 34 | Expired |
| US5904204A | Apparatus for producing strip of stainless steel | Chemistry; Metallurgy | 31 | Expired |
| US4826424A | Lens barrel made by injection molding | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5292457A | Method for molding optical elements | Performing Operations; Transporting | 28 | Expired |
| US4715802A | Injection molding machine | Emerging Cross-Sectional Technologies | 27 | Expired |
| USD308748S | Shoe sole | General | 26 | Expired |
| US4752199A | Multi-layer injection molding apparatus having runners for diverting resin flow | Performing Operations; Transporting | 25 | Expired |
| US5062786A | Molding device for molding optical elements | Performing Operations; Transporting | 22 | Expired |
| US4840553A | Metal mold structure for molding multi-layer resin | Performing Operations; Transporting | 21 | Expired |
| US5857121A | Camera utilizing detection of visual line | Physics | 21 | Expired |
| USD307211S | Shoe sole | General | 20 | Expired |
| USD305383S | Shoe sole | General | 20 | Expired |
| US4245495A | Needle-type colloid osmometer | Physics | 20 | Expired |
| US5591385A | Method for cooling injection molding molds | Performing Operations; Transporting | 19 | Expired |
| US6723070B1 | Balloon catheter | Human Necessities | 18 | Expired |
| US5606390A | Visual-line detecting device and optical apparatus having the same | Physics | 17 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.