Helmut Kayan
45Patents
33h-index
16Co-inventors
82Inventor score
Filing activity: Aug 19, 1974 → Jul 1, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6450391B1 | Apparatus and method for surgical fastening | Human Necessities | 1,767 | Expired |
| US6228098A | Apparatus and method for surgical fastening | Human Necessities | 1,123 | Expired |
| US5540711A | Apparatus and method for developing an anatomic space for laparoscopic procedures with laparoscopic visualization | Human Necessities | 441 | Expired |
| US6652538B2 | Apparatus and method for surgical fastening | Human Necessities | 403 | Expired |
| US7229452B2 | Tack and tack applier | Human Necessities | 333 | Expired |
| US6673083B1 | Method for blood vessel clip application | Human Necessities | 299 | Expired |
| US5836961A | Apparatus and method for developing an anatomic space for laparoscopic hernia repair and patch for use therewith | Human Necessities | 263 | Expired |
| US6537289B1 | Blood vessel clip applicator | Human Necessities | 259 | Expired |
| US6695854B1 | Blood vessel clip and applicator | Human Necessities | 249 | Expired |
| US6264604A | Apparatus and method for developing an anatomic space for laparoscopic procedures with laparoscopic visualization | Human Necessities | 217 | Expired |
| US8091755B2 | Apparatus and method for surgical fastening | Human Necessities | 164 | Active |
| US5464403A | Placement tool and method for laparoscopic hernia repair | Human Necessities | 152 | Expired |
| US5772680A | Apparatus and method for developing an anatomic space for laparoscopic procedures with laparoscopic visualization | Human Necessities | 134 | Expired |
| US6368337B1 | Apparatus and method for developing an anatomic space for laparoscopic hernia repair and patch for use therewith | Human Necessities | 121 | Expired |
| US5702416A | Apparatus for developing an anatomic space for laparoscopic hernia repair and patch for use therewith | Human Necessities | 118 | Expired |
| US5730756A | Method for developing an anatomic space for laparoscopic procedures with laparoscopic visualization | Human Necessities | 116 | Expired |
| US7169157B2 | Tacking tool and tack | Human Necessities | 105 | Expired |
| US5403336A | Skin seal device and assembly thereof | Human Necessities | 103 | Expired |
| US6330964A | Apparatus and method for surgical fastening | Human Necessities | 96 | Expired |
| US6866676B2 | Apparatus and method for dissecting tissue layers | Human Necessities | 93 | Expired |
| US6632234B2 | Apparatus and method for developing an anatomic space for laparoscopic procedures with laparoscopic visualization | Human Necessities | 88 | Expired |
| US8137368B2 | Method for blood vessel clip application | Human Necessities | 88 | Active |
| US5439455A | Combination introducer cannula and reducer for use therein | Human Necessities | 82 | Expired |
| US6436118B1 | IMA dissection device | Human Necessities | 74 | Expired |
| US5225666A | Rotary apparatus for data card scanning | Physics | 73 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.