Akira Saito
216Patents
22h-index
370Co-inventors
93Inventor score
Filing activity: Nov 12, 1974 → Dec 16, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4429076A | Thermoplastic polymer composition | Chemistry; Metallurgy | 139 | Expired |
| US5064029A | Eddy current retarder | Electricity | 59 | Expired |
| US5767773A | Theft preventive apparatus and radio wave receiving signaling device | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5995643A | Image input system based on finger collation | Physics | 54 | Expired |
| US4758831A | Matrix-addressed display device | Electricity | 54 | Expired |
| US4835209A | Rubber for tire treads and compositions thereof | Performing Operations; Transporting | 52 | Expired |
| US4292414A | Process for the preparation of modified block copolymers | Chemistry; Metallurgy | 46 | Expired |
| US6020819A | Radio wave receiving signaling device | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5355301A | One-chip type switching power supply device | Electricity | 42 | Expired |
| US5965478A | Solid catalyst component and catalyst for polymerization of olefins | Chemistry; Metallurgy | 38 | Expired |
| US5295125A | Optical head device for recording/reproduction for recording medium using plural light spots | Physics | 37 | Expired |
| US4742218A | Focus error detection apparatus utilizing focusing an front and rear sides of focal planes | Physics | 33 | Expired |
| US5548265A | Thin film magnetic element | Electricity | 31 | Expired |
| US5204706A | Moving picture managing device | Electricity | 30 | Expired |
| US5959532A | Theft preventive apparatus and radio wave receiving signaling device | Physics | 29 | Expired |
| US4764927A | Code error correcting method | Electricity | 27 | Expired |
| US5134199A | Diene block polymer and polymer composition | Chemistry; Metallurgy | 26 | Expired |
| US5958116A | Antifouling coating composition | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5017698A | Spirooxazine photochromic compounds | Physics | 25 | Expired |
| USD301136S | Push button switch | General | 23 | Expired |
| US4329438A | Thermosetting unsaturated polyester resin composition and method for preparation thereof | Chemistry; Metallurgy | 23 | Expired |
| US6613459B1 | Master magnetic information carrier, fabrication method thereof, and a method for manufacturing a magnetic recording medium | Physics | 22 | Expired |
| US5804644A | Hydrogenerated rubber composition | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4850138A | Door with an adjustable louver | Fixed Constructions | 21 | Expired |
| US5220459A | Optical disk driving with inertial damping spring supporting lens holder | Physics | 20 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.