Michael Donovan Mitchell
22Patents
10h-index
23Co-inventors
75Inventor score
Filing activity: Jul 23, 1992 → Jun 7, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7740765B2 | Methods for treating water | Chemistry; Metallurgy | 39 | Active |
| US7850859B2 | Water treating methods | Emerging Cross-Sectional Technologies | 25 | Active |
| US7614506B2 | Water filter materials and water filters and processes for using the same | Chemistry; Metallurgy | 19 | Expired |
| US7922008B2 | Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles | Chemistry; Metallurgy | 16 | Active |
| US7614508B2 | Water filter materials, water filters and kits containing silver coated particles and processes for using the same | Emerging Cross-Sectional Technologies | 15 | Expired |
| US7712613B2 | Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles | Chemistry; Metallurgy | 13 | Active |
| US6827854B2 | Filters and filter materials for the removal of microorganisms and processes for using the same | Chemistry; Metallurgy | 13 | Expired |
| US8119012B2 | Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles | Chemistry; Metallurgy | 13 | Active |
| US6733827B2 | Processes for manufacturing particles coated with activated lignosulfonate | Chemistry; Metallurgy | 12 | Expired |
| US7614507B2 | Water filter materials, water filters and kits containing particles coated with cationic polymer and processes for using the same | Chemistry; Metallurgy | 11 | Expired |
| US7048842B2 | Electrolysis cell for generating chlorine dioxide | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7316323B2 | Filters having improved permeability and virus removal capabilities | Chemistry; Metallurgy | 8 | Expired |
| US7896168B2 | Filters having improved permeability and virus removal capabilities | Chemistry; Metallurgy | 7 | Active |
| US7537695B2 | Water filter incorporating activated carbon particles with surface-grown carbon nanofilaments | Chemistry; Metallurgy | 7 | Active |
| US5226733A | Non-linear signal gain compression and sampling | Physics | 5 | Expired |
| US10336629B2 | Gravity filter | Chemistry; Metallurgy | 4 | Active |
| US7740766B2 | Methods for treating water | Chemistry; Metallurgy | 3 | Active |
| US7186441B2 | Processes for manufacturing particles coated with activated lignosulfonate | Chemistry; Metallurgy | 3 | Expired |
| US8197790B2 | Method of making a filter material including activated carbon particles having carbon nanofilaments | Chemistry; Metallurgy | 3 | Active |
| US9994461B2 | Gravity filter | Chemistry; Metallurgy | 2 | Active |
| US7749394B2 | Methods of treating water | Emerging Cross-Sectional Technologies | 2 | Active |
| US8333873B2 | Apparatus for electrolyzing an electrolytic solution | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.