Ko Fujimura
7Patents
4h-index
5Co-inventors
46Inventor score
Filing activity: Aug 2, 1999 → Dec 18, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6842741B1 | Recording medium with electronic ticket definitions recorded thereon and electronic ticket processing methods and apparatuses | Emerging Cross-Sectional Technologies | 121 | Expired |
| US6697997B1 | Recording medium with a signed hypertext recorded thereon signed hypertext generating method and apparatus and signed hypertext verifying method and apparatus | Physics | 41 | Expired |
| US7062471B1 | Electronic rights information processing system, method and apparatus for carrying out same and recorded medium for program carrying out the method | Physics | 18 | Expired |
| US7249102B1 | Original data circulation method, system, apparatus, and computer readable medium | Electricity | 6 | Expired |
| US7853806B2 | Original, data circulation method, system, apparatus, and computer readable medium | Electricity | 0 | Active |
| US7539873B2 | Original data circulation method, system, apparatus, and computer readable medium | Electricity | 0 | Active |
| US7797554B2 | Original data circulation method, system, apparatus, and computer readable medium | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.