Peter Knappe
8Patents
4h-index
13Co-inventors
54Inventor score
Filing activity: May 2, 1988 → Sep 24, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4855058A | High recovery spiral wound membrane element | Performing Operations; Transporting | 94 | Expired |
| US6755970B1 | Back-flushable spiral wound filter and methods of making and using same | Performing Operations; Transporting | 77 | Expired |
| US5985146A | Sanitary rigid shell spiral wound element | Performing Operations; Transporting | 21 | Expired |
| US7585411B2 | Low pressure filtration | Performing Operations; Transporting | 5 | Active |
| US8668828B2 | Sanitary spiral wound filtration cartridge | Performing Operations; Transporting | 3 | Active |
| US7613498B2 | Device for supporting a patient for computer tomographs | Human Necessities | 0 | Expired |
| US6986603B2 | Above-table transillumination device with swivel-lockable X-ray radiator | Human Necessities | 0 | Expired |
| US11155395B2 | Pressure relief valve with floating diaphragm | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.