Takao Aoki
46Patents
14h-index
99Co-inventors
84Inventor score
Filing activity: Aug 28, 1972 → Nov 29, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5143763A | Oxygen scavenger | Emerging Cross-Sectional Technologies | 139 | Expired |
| US6030108A | Waterproof lighting apparatus | Physics | 50 | Expired |
| US4734762A | Color image reading apparatus with a plurality of line sensors in which a white balance operation is performed by determining amplifier gains while reading a white reference plate | Electricity | 41 | Expired |
| US4680646A | Image forming device for reproducing a half-tone image | Physics | 29 | Expired |
| US5508796A | Image forming apparatus with select relation among distances in recording material conveyance path | Physics | 25 | Expired |
| US4165165A | Color image formation apparatus | Physics | 25 | Expired |
| US5333227A | Optical waveguide hose | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4230735A | Process for producing quick-cooking noodles | Human Necessities | 23 | Expired |
| US5288559A | Coating composition for metal sheet for two-piece can and metal sheet coated with the composition | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5220386A | Image forming apparatus having cleanable transfer material carrying means | Physics | 20 | Expired |
| US4939003A | Liquid crystal element | Chemistry; Metallurgy | 19 | Expired |
| US4737816A | Image transfer device | Physics | 15 | Expired |
| US4593991A | Color image forming apparatus | Physics | 15 | Expired |
| US6372755B1 | Stable medicinal compositions containing 4,5-epoxymorphinan derivatives | Human Necessities | 14 | Expired |
| US4082661A | Activated carbon and preparation thereof | Performing Operations; Transporting | 13 | Expired |
| US5873010A | Image forming apparatus for performing correction control, based on density of toner image | Physics | 12 | Expired |
| US5406392A | Image recording apparatus using multiple recording of the same image information to obtain high resolution and tonality | Electricity | 12 | Expired |
| US3992557A | Image transfer method | Physics | 11 | Expired |
| USD291572S | Television receiver | General | 11 | Expired |
| USD297010S | Television receiver | General | 11 | Expired |
| US5214480A | Image forming apparatus with transfer sheet bearing means | Physics | 11 | Expired |
| USD312634S | Projecting television receiver | General | 10 | Expired |
| US4341774A | Method for suppressing abnormal rise in immunological function and agent useful therefor | Human Necessities | 10 | Expired |
| US4415256A | Apparatus for transferring images | Physics | 9 | Expired |
| US5517281A | Image forming apparatus featuring a plurality or relatively moveable casings | Physics | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.