Clark E. Harris
37Patents
11h-index
38Co-inventors
75Inventor score
Filing activity: May 23, 1980 → Jul 1, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6079444A | Valve system | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5488447A | System and method for transferring a fluid between a container and an associated apparatus for using the fluid | Physics | 28 | Expired |
| US6149129A | Valve system having tapered sealing portions | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5577614A | Combined shipping and dispensing package for fluid containers | Performing Operations; Transporting | 27 | Expired |
| US5694991A | Valve assemblage and method of use | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4852821A | Spool for web-shaped film | Physics | 22 | Expired |
| US5878798A | Valve system | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5161685A | Flexible light-tight enclosure for photosensitive web roll | Performing Operations; Transporting | 15 | Expired |
| US5356049A | Hand pump assembly with a pump mechanism which is independent of the pump housing | Performing Operations; Transporting | 14 | Expired |
| US4780784A | Record disk cartridge-shutter combination | Physics | 13 | Expired |
| USD328862S | Film package or similar article | General | 12 | Expired |
| US5314134A | Anti-clockspringing cassette for a roll of web material and method | Performing Operations; Transporting | 11 | Expired |
| US5335873A | Cassette for web material | Performing Operations; Transporting | 11 | Expired |
| US5501415A | Method and apparatus for storing and dispensing a roll of photographic web | Performing Operations; Transporting | 10 | Expired |
| US5323920A | Individual film packet dispenser and tray dispenser | Physics | 9 | Expired |
| US5031786A | Tamper-evident package | Performing Operations; Transporting | 7 | Expired |
| US5261623A | Anti-clockspringing mechanism for a web roll cassette | Performing Operations; Transporting | 7 | Expired |
| US5512969A | Water-resistant camera housing | Physics | 6 | Expired |
| US4978084A | Spool for photographic film or other web material | Physics | 6 | Expired |
| US4654742A | Disk cassette pressure spring mechanism | Physics | 6 | Expired |
| US4660105A | Cassette recording or non-recording indicating mechanism | Physics | 5 | Expired |
| US5715494A | Film cartridge with film-exposed visual indicator | Physics | 5 | Expired |
| US5332169A | Method of preventing clockspringing of a wound web within a cassette | Performing Operations; Transporting | 5 | Expired |
| US5560405A | Flow control system and method | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6012606A | Apparatus for detecting low liquid level in bottom-draining container | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.