Colin E. Marks
6Patents
4h-index
—Co-inventors
36Inventor score
Filing activity: Mar 5, 1987 → Jan 10, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD333630S | Instrument for testing liquid samples | General | 24 | Expired |
| USD329024S | Color disc for an analytical instrument | General | 22 | Expired |
| US4775513A | Water treatment and soil testing | Emerging Cross-Sectional Technologies | 6 | Expired |
| USD335464S | Analytical instrument for testing parameters of pool water | General | 4 | Expired |
| USD385206S | Sample container for test purposes | General | 2 | Expired |
| USRE33487E | Water treatment and soil testing | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.