Torachika Osada
51Patents
25h-index
69Co-inventors
87Inventor score
Filing activity: Dec 31, 1990 → Dec 10, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5608437A | Ink container and ink jet recording apparatus using same | Performing Operations; Transporting | 136 | Expired |
| US5583549A | Liquid storing container for recording apparatus | Performing Operations; Transporting | 94 | Expired |
| US6170939A | Liquid storing container for recording apparatus | Performing Operations; Transporting | 90 | Expired |
| US5430471A | Liquid container, recording head using same and recording apparatus using same | Performing Operations; Transporting | 67 | Expired |
| US5801737A | Ink container with internal air pressure adjustment | Performing Operations; Transporting | 66 | Expired |
| US5164747A | Ink jet head with testing resistors | Emerging Cross-Sectional Technologies | 66 | Expired |
| USD348479S | Ink cartridge for printer | General | 60 | Expired |
| US5589862A | Liquid storing container for recording apparatus | Performing Operations; Transporting | 54 | Expired |
| US6000792A | Ink jet apparatus provided with an improved recovery mechanism | Performing Operations; Transporting | 53 | Expired |
| US5173717A | Ink jet recording head in which the ejection elements are driven in blocks | Performing Operations; Transporting | 53 | Expired |
| US5682190A | Ink jet head and apparatus having an air chamber for improving performance | Performing Operations; Transporting | 50 | Expired |
| US5781213A | Liquid storing container having filter interface for recording apparatus | Performing Operations; Transporting | 50 | Expired |
| USD356332S | Ink cartridge for printer | General | 49 | Expired |
| USD351855S | Ink cartridge for printer | General | 49 | Expired |
| USD355215S | Ink cartridge for printer | General | 49 | Expired |
| USD355929S | Ink cartridge for printer | General | 47 | Expired |
| US5561448A | Ink jet recording apparatus for recovering recording head | Performing Operations; Transporting | 47 | Expired |
| USD355210S | Ink cartridge for printer | General | 46 | Expired |
| USD355213S | Ink cartridge for printer | General | 46 | Expired |
| US5343227A | Ink jet recording apparatus and ink jet recording head with means reducing the amount of warp | Performing Operations; Transporting | 45 | Expired |
| US5231424A | Ink jet recording apparatus with efficient circulation recovery | Performing Operations; Transporting | 45 | Expired |
| US5652610A | Ink tank, ink tank-integrated head cartridge having the tank and ink head constructed integrally, and ink jet printing apparatus having the ink tank or head cartridge | Performing Operations; Transporting | 41 | Expired |
| USD352060S | Ink cartridge for printer | General | 33 | Expired |
| USD352059S | Ink cartridge for printer | General | 30 | Expired |
| US5997122A | Ink jet recording apparatus capable of performing liquid droplet diameter random variable recording and ink jet recording method using ink for liquid droplet random variable recording | Performing Operations; Transporting | 26 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.