Tsuyoshi Kawanabe
11Patents
4h-index
4Co-inventors
53Inventor score
Filing activity: Mar 20, 1975 → Sep 1, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4353079A | Electronic device having a variable density thermal ink jet recorder | Performing Operations; Transporting | 72 | Expired |
| US4479134A | Electronic device having a thermal ink jet recorder | Performing Operations; Transporting | 14 | Expired |
| US4164789A | Electronic apparatus for dealing with numerical information | Physics | 7 | Expired |
| US4064559A | Apparatus for suppressing undesired information | Physics | 4 | Expired |
| US5239386A | Communication apparatus used with a card-like device | Electricity | 4 | Expired |
| US4086588A | Signal generator | Electricity | 4 | Expired |
| US4366545A | Recording type electronic apparatus | Physics | 3 | Expired |
| US5283820A | System utilizing portable device | Electricity | 2 | Expired |
| US5602652A | Portable device settable in a host apparatus and combined system therefor | Electricity | 1 | Expired |
| US4641258A | Electronic computer with aural output | Physics | 1 | Expired |
| US4455937A | Printing device | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.