Yojiro Kojima
8Patents
4h-index
22Co-inventors
53Inventor score
Filing activity: May 31, 2005 → Nov 30, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7566362B2 | Ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus | Chemistry; Metallurgy | 30 | Active |
| US7615113B2 | Ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus | Chemistry; Metallurgy | 15 | Active |
| US8992674B2 | Ink, ink cartridge and ink jet recording method | Chemistry; Metallurgy | 8 | Active |
| US8764178B2 | Ink jet recording method and ink jet recording apparatus | Performing Operations; Transporting | 5 | Active |
| US7784367B2 | Method of gas resistance test for image and ink set | Chemistry; Metallurgy | 4 | Active |
| US8328346B2 | Ink jet recording method and ink jet recording apparatus | Chemistry; Metallurgy | 2 | Active |
| US10125283B2 | Ink, ink cartridge, and ink jet recording method | Chemistry; Metallurgy | 0 | Active |
| US8668321B2 | Ink jet recording method and ink jet recording apparatus | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.