Tetsuo Maeda
61Patents
13h-index
57Co-inventors
87Inventor score
Filing activity: Nov 19, 1980 → Dec 27, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5030090A | Optical toothbrush and method of use | Human Necessities | 96 | Expired |
| US5250787A | Optical-disk playback apparatus, method of optical-disk playback and combined memory medium, having control programs stored in the optical-disc and specified by barcodes stored in a barcode memory medium | Physics | 49 | Expired |
| US7315829B1 | Data conversion apparatus and method in copyright protecting system | Physics | 44 | Expired |
| US4460278A | Continuous bulk polymerization reactor | Performing Operations; Transporting | 42 | Expired |
| US4860183A | Planar linear pulse motor | Electricity | 21 | Expired |
| US6026797A | Air gun | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US5492100A | Fuel control device for engine having disconnectable groups of cylinders | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7159584B2 | Airgun firing mechanism | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US7290539B2 | Air gun cartridge attachment and detachment apparatus | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US6497229B1 | Automatic air sport gun | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6666203B2 | Air gun magazine and air gun having said magazine | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US4344023A | Drive system for a brushless DC motor | Electricity | 14 | Expired |
| US4587294A | Continuous process for producing rubber modified high-impact resins | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5133913A | Method for producing a foamed resin using a blowing and extracting agent | Chemistry; Metallurgy | 12 | Expired |
| US4537954A | Process for the preparation of polymer compositions having low volatile content | Chemistry; Metallurgy | 11 | Expired |
| US6530368B1 | Air gun magazine and air gun having said magazine | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US7950382B2 | Air gun | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US7950381B2 | Magazine ejector structure for air gun | Mechanical Engineering; Lighting; Heating | 10 | Active |
| US6570828B2 | Optical pickup device having a movable-side member driven with a predetermined inclination | Physics | 9 | Expired |
| US5237048A | Method for purifying polymer | Chemistry; Metallurgy | 9 | Expired |
| US6688298B2 | Air gun magazine and air gun having said magazine | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7963280B2 | Magazine for air gun having rotary clip | Mechanical Engineering; Lighting; Heating | 8 | Active |
| US7353816B2 | Air gun | Mechanical Engineering; Lighting; Heating | 8 | Active |
| US9194647B2 | Toy gun and toy gun gas cartridge loading device | Mechanical Engineering; Lighting; Heating | 7 | Active |
| USRE39805E1 | Air gun | General | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.