Hitoshi Ushiogi
10Patents
7h-index
18Co-inventors
52Inventor score
Filing activity: Jul 22, 1998 → May 8, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6217145A | Ink-jet printer | Performing Operations; Transporting | 59 | Expired |
| US6179406A | Ink-jet printer with ink nozzle purging device | Performing Operations; Transporting | 34 | Expired |
| US6234597A | Ink-jet printer which can prevent a print job from being interrupted due to ink storage | Performing Operations; Transporting | 20 | Expired |
| US6536895B2 | Ink-jet printer | Performing Operations; Transporting | 16 | Expired |
| US6213601A | Ink-jet printer and method of controlling the same | Performing Operations; Transporting | 10 | Expired |
| US6309063A | Ink-jet printer | Performing Operations; Transporting | 8 | Expired |
| US6426764B2 | Head loading device | Performing Operations; Transporting | 7 | Expired |
| US6247809A | Ink-jet printer | Performing Operations; Transporting | 6 | Expired |
| US6019460A | Ink jet printer | Performing Operations; Transporting | 5 | Expired |
| US6299281A | Ink-jet printer | Performing Operations; Transporting | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.