Osamu Koshiishi
11Patents
3h-index
17Co-inventors
53Inventor score
Filing activity: May 24, 1989 → Sep 2, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5190382A | Print element arrangement in serial matrix printer | Performing Operations; Transporting | 6 | Expired |
| US5527118A | Wire dot print head and method for manufacturing same | Performing Operations; Transporting | 5 | Expired |
| US5615959A | Serial printer using carriage for paper insertion | Performing Operations; Transporting | 4 | Expired |
| US5669725A | Impact dot printer with noise suppression | Performing Operations; Transporting | 3 | Expired |
| US5281037A | Wire dot print head and method for manufacturing same | Performing Operations; Transporting | 3 | Expired |
| US5174663A | Wire dot print head and method for manufacturing same | Performing Operations; Transporting | 3 | Expired |
| US5024543A | Impact dot print head | Performing Operations; Transporting | 3 | Expired |
| US6900774B2 | Shielding device for antenna board, and liquid ejection apparatus incorporating the same | Electricity | 3 | Expired |
| US5368401A | Wire dot print head with rotating lever | Performing Operations; Transporting | 1 | Expired |
| US5449239A | Impact dot head with resiliently mounted wire guide | Performing Operations; Transporting | 1 | Expired |
| US5540511A | Impact dot printer with noise suppression | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.