Raifu Matsui
14Patents
13h-index
40Co-inventors
78Inventor score
Filing activity: Jun 8, 1990 → Nov 4, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6352503B1 | Endoscopic surgery apparatus | Human Necessities | 2,380 | Expired |
| US6786864B2 | Endoscopic system and method for positioning an indwelling tube | Human Necessities | 1,678 | Expired |
| US7530985B2 | Endoscopic suturing system | Human Necessities | 1,478 | Expired |
| US7341554B2 | Endoscopic treatment system | Human Necessities | 800 | Expired |
| US6569084B1 | Endoscope holder and endoscope device | Human Necessities | 214 | Expired |
| US8221306B2 | Endoscope therapeutic device | Human Necessities | 188 | Active |
| US6888119B2 | Light scanning probe apparatus using light of low coherence | Physics | 133 | Expired |
| US6458074B1 | Endoscope | Human Necessities | 125 | Expired |
| US5060632A | Endoscope apparatus | Human Necessities | 111 | Expired |
| US7344545B2 | Endoscopic suturing system | Human Necessities | 89 | Expired |
| US8016840B2 | Endoscopic suturing system | Human Necessities | 59 | Active |
| US8021376B2 | Endoscopic suturing system | Human Necessities | 52 | Active |
| US8403827B2 | Endoscopic insertion aid, endoscopic system, and method of inserting insertion portion of endoscope into body cavity by use of endoscopic insertion aid | Human Necessities | 15 | Active |
| US6797931B2 | Light scanning probe apparatus using light of low coherence including a positioning mechanism | Physics | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.