PROTEK, INC.
45Patents
0Active
45Granted
34Portfolio score
Filing activity: Jan 3, 1983 → Jan 21, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4938762A | Reference system for implantation of condylar total knee prostheses | Human Necessities | 218 | Expired |
| US5116373A | Pull-through appliance | Textiles; Paper | 208 | Expired |
| US4863471A | Crucial ligament replacement for a knee joint | Human Necessities | 158 | Expired |
| US5171274A | Implant for replacing a ligament or tendon | Textiles; Paper | 157 | Expired |
| US4728329A | Prosthetic band | Textiles; Paper | 132 | Expired |
| US4718916A | Femur head prosthesis | Human Necessities | 121 | Expired |
| US4963153A | Metal tibial anchoring part for a partial knee joint prosthesis | Human Necessities | 109 | Expired |
| US5376119A | Attachment for an artificial ligament, and a process for implantation | Human Necessities | 99 | Expired |
| US5330535A | Screw-nut for screwing implants together | Human Necessities | 93 | Expired |
| US5735850A | Fastening system for pedicel screws | Human Necessities | 83 | Expired |
| US5092896A | Finger joint prosthesis | Human Necessities | 81 | Expired |
| US4871368A | Artifical acetabulum | Human Necessities | 66 | Expired |
| US5314490A | Outer cup for an artificial hipjoint socket | Human Necessities | 65 | Expired |
| US5108431A | Ligament anchor | Human Necessities | 62 | Expired |
| US4661112A | Hip joint prosthesis | Human Necessities | 57 | Expired |
| US4792337A | Acetabulum part for a total hip prosthesis | Human Necessities | 54 | Expired |
| US4784662A | Artificial hip joint | Human Necessities | 51 | Expired |
| US4936861A | Acetabular cup prosthesis | Human Necessities | 51 | Expired |
| US4769041A | Hip joint socket | Human Necessities | 51 | Expired |
| US5458649A | Two-part hipjoint socket | Human Necessities | 49 | Expired |
| US4834759A | Endoprosthesis for a hip joint | Human Necessities | 47 | Expired |
| US4936859A | Reinforcement for anchoring a prosthesis stem | Human Necessities | 43 | Expired |
| US5674225A | Extraction tool for a shaft of a hip joint prosthesis or of a corresponding rasp | Human Necessities | 37 | Expired |
| US4728334A | Shaft for hip joint prosthesis | Human Necessities | 36 | Expired |
| US5092900A | Femur head prosthesis | Human Necessities | 35 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.