Richard E. Clack
8Patents
7h-index
5Co-inventors
52Inventor score
Filing activity: Jun 21, 1979 → Feb 26, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6051144A | Liquid filtration system and replaceable filter cartridge usable therewith | Chemistry; Metallurgy | 102 | Expired |
| US5128035A | Fluid flow control device for water treatment systems | Performing Operations; Transporting | 56 | Expired |
| US5002664A | Fluid flow control device for R.O. filtration purification systems | Performing Operations; Transporting | 47 | Expired |
| US5320752A | Water purification system employing modular flat filter assembly | Performing Operations; Transporting | 44 | Expired |
| USRE35252E | Fluid flow control device for water treatment systems | General | 23 | Expired |
| US4235340A | Salt grid for a brine tank | Performing Operations; Transporting | 20 | Expired |
| US5460719A | Modular flat filter assembly and method of making same | Performing Operations; Transporting | 14 | Expired |
| USD296460S | Cartridge for filtration or absorption media | General | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.