Tetsuo Doi
10Patents
6h-index
18Co-inventors
63Inventor score
Filing activity: May 9, 1974 → Feb 16, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4216477A | Nozzle head of an ink-jet printing apparatus with built-in fluid diodes | Performing Operations; Transporting | 67 | Expired |
| US4050077A | Liquid droplet supplying system | Performing Operations; Transporting | 35 | Expired |
| US4608628A | Programmable controller | Physics | 19 | Expired |
| US4955061A | Method and apparatus for processing an image signal | Electricity | 12 | Expired |
| US4060813A | Ink drop writing apparatus | Performing Operations; Transporting | 10 | Expired |
| US4792918A | Programmable controller monitoring system for simultaneous multiple line display of original and updated data program execution | Physics | 7 | Expired |
| US6299789A | Synthetic-fiber treatment composition with satisfactory biodegradability | Textiles; Paper | 5 | Expired |
| US4074280A | Thermal recording apparatus | Physics | 5 | Expired |
| US5472623A | Finish for polyamide yarn | Textiles; Paper | 1 | Expired |
| USRE28693E | Image transfer recording apparatus with resin coated drum | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.