Yuji Sakamoto
43Patents
17h-index
76Co-inventors
84Inventor score
Filing activity: Apr 10, 1974 → Feb 13, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8876698B2 | Pressing member, endoscopic treatment system, and endoscopic suturing device | Human Necessities | 422 | Active |
| US5128981A | Radio communication system and a portable wireless terminal | Electricity | 264 | Expired |
| US7326221B2 | Ligature and suture device for medical application, and ligaturing and suturing method for medical application | Human Necessities | 225 | Expired |
| US4683274A | Process for producing a water-absorbent resin | Chemistry; Metallurgy | 107 | Expired |
| US7575548B2 | Endoscopic treatment instrument, endoscopic treatment system and supporting adaptor | Human Necessities | 103 | Active |
| US7704261B2 | Ligature and suture device for medical application, ligature and suture system for medical application, and ligaturing and suturing method for medical application | Human Necessities | 93 | Active |
| US5157660A | Communication system including portable terminals and fixed terminals | Electricity | 88 | Expired |
| US7391458B2 | Image sensor module | Electricity | 70 | Expired |
| US5093130A | Powder coated hydrogel capsules | Human Necessities | 69 | Expired |
| US8212862B2 | Endoscope system | Human Necessities | 65 | Active |
| US8632553B2 | Ligature and suture device for medical application, and ligaturing and suturing method for medical application | Human Necessities | 39 | Active |
| US5145706A | Method for preparation of plasma powder and product thereof | Human Necessities | 36 | Expired |
| US5010685A | Artificial seed comprising a sustained-release sugar granule | Human Necessities | 33 | Expired |
| US4732968A | Process for granulating a water-absorbent resin employing (a) water (b) inorganic powder & (c) surfactant in an inert solvent | Chemistry; Metallurgy | 31 | Expired |
| US4863989A | Water-absorbent resin composition | Chemistry; Metallurgy | 25 | Expired |
| US5027505A | Method of producing electronic components | Emerging Cross-Sectional Technologies | 21 | Expired |
| US3949014A | Binder | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5445353A | Support device for animal clamp | Human Necessities | 17 | Expired |
| US4972019A | Water-absorbent resin composition | Chemistry; Metallurgy | 16 | Expired |
| US5321305A | LED manufacturing frame and method of using the same for manufacturing LEDs | Electricity | 12 | Expired |
| US5455199A | Method of manufacturing frame for LEDs | Electricity | 10 | Expired |
| US8449455B2 | Medical system for a plurality of operators to perform an operation of one medical instrument in collaboration | Human Necessities | 7 | Active |
| US5221641A | Process for making light emitting diodes | Electricity | 7 | Expired |
| US8419630B2 | Endoscope system with front and lateral fields of view | Human Necessities | 6 | Active |
| US4880888A | Process for producing a water-absorbent resin | Mechanical Engineering; Lighting; Heating | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.