Horst Schaefer
10Patents
6h-index
9Co-inventors
59Inventor score
Filing activity: May 16, 1975 → Nov 29, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4141158A | Footwear outer sole | Human Necessities | 141 | Expired |
| US4083125A | Outer sole for shoe especially sport shoes as well as shoes provided with such outer sole | Human Necessities | 90 | Expired |
| US4161828A | Outer sole for shoe especially sport shoes as well as shoes provided with such outer sole | Human Necessities | 81 | Expired |
| US6309104A | Bag-type package to be torn for easy access to the product | Performing Operations; Transporting | 29 | Expired |
| US4388961A | Strip-type door | Fixed Constructions | 19 | Expired |
| US4013617A | Process for the manufacture of hydrophilic polyolefin fibers containing inorganic pigment | Textiles; Paper | 9 | Expired |
| US6467966B1 | Radial bearing with a sliding bearing-type construction | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4245332A | Receiver circuit for an echo-sounding system | Physics | 3 | Expired |
| US4417820A | Time-keeping device, especially a quartz-controlled clock | Physics | 1 | Expired |
| US5801592A | Amplitude stabilized oscillator circuit | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.