Helmut Pietschmann
8Patents
5h-index
9Co-inventors
56Inventor score
Filing activity: Apr 13, 1979 → Jul 28, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4363626A | Dental syringe | Human Necessities | 136 | Expired |
| US4354838A | Foot controller for dental instruments or the like | Human Necessities | 36 | Expired |
| US4354071A | Plural pedal foot control | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4259066A | Retraction mechanism for dental units and the like | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4456297A | Dental chair | Human Necessities | 7 | Expired |
| US4286948A | Dental treatment apparatus | Human Necessities | 3 | Expired |
| US4421483A | Delivery system for dental instruments or the like | Human Necessities | 2 | Expired |
| US12004506B2 | Pharmaceutical composition comprising a cyclic peptide of formula X1-GQRETPEGAEAKPWY-X2 and use for extracorporeal lung treatment | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.