Mark Hellums
5Patents
3h-index
11Co-inventors
46Inventor score
Filing activity: Mar 30, 1993 → Mar 26, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5968338A | Process for recovering onium hydroxides from solutions containing onium compounds | Chemistry; Metallurgy | 25 | Expired |
| US6849688B2 | Polymer grafted support polymers | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5910237A | Process for recovering organic hydroxides from waste solutions | Chemistry; Metallurgy | 10 | Expired |
| US5352842A | Process for clarifying alkoxylated alcohols | Chemistry; Metallurgy | 1 | Expired |
| US5618436A | Process for clarifying metal alkyls | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.