Ensci Inc
98Patents
0Active
98Granted
38Portfolio score
Filing activity: Mar 24, 1986 → Sep 3, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6919035B1 | Metal oxide coated polymer substrates | Emerging Cross-Sectional Technologies | 114 | Expired |
| US5756207A | Transition metal oxide coated substrates | Emerging Cross-Sectional Technologies | 89 | Expired |
| US4740243A | Metal value recovery from metal sulfide containing ores | Emerging Cross-Sectional Technologies | 66 | Expired |
| US4882302A | Lathanide series oxide modified alkaline-resistant glass | Chemistry; Metallurgy | 57 | Expired |
| US5603983A | Process for the production of conductive and magnetic transitin metal oxide coated three dimensional substrates | Emerging Cross-Sectional Technologies | 48 | Expired |
| US4765827A | Metal value recovery | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5633081A | Coated porous substrates | Emerging Cross-Sectional Technologies | 46 | Expired |
| US4801329A | Metal value recovery from carbonaceous ores | Emerging Cross-Sectional Technologies | 46 | Expired |
| US6268081A | Battery element containing efficiency improving additives | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5326633A | Coated substrates | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4752332A | Treating manganese-containing ores with a metal sulfide | Emerging Cross-Sectional Technologies | 40 | Expired |
| US6632528B1 | Metal oxide coated nano substrates | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6641908B1 | Metal oxide coated diatomite substrates | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5895732A | Battery element containing macroporous additives | Electricity | 30 | Expired |
| US4713306A | Battery element and battery incorporating doped tin oxide coated substrate | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5601945A | Battery element containing porous substrates | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5352517A | Iron oxide coated substrates | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5269935A | Porous membranes and methods for using same | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5407743A | Zinc oxide coated substrates | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5068160A | Bipolar plate battery | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5317132A | Heating elements containing electrically conductive tin oxide containing coatings | Electricity | 21 | Expired |
| US4708918A | Battery element and battery incorporating polar polymer system | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5494701A | Coated substrates useful as catalysts and sensors | Chemistry; Metallurgy | 19 | Expired |
| US5316846A | Coated substrates | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4652535A | Alkaline-resistant glass bodies and fibers | Chemistry; Metallurgy | 19 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.