Max Klein, Trustee
6Patents
0Active
6Granted
29Portfolio score
Filing activity: May 19, 1980 → May 2, 1986
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4643182A | Disposable protective mask | Emerging Cross-Sectional Technologies | 71 | Expired |
| US4713285A | High temperature filter material | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4664812A | Liquid filtration apparatus and process | Chemistry; Metallurgy | 37 | Expired |
| US4344775A | Method for separating gases liquid droplets and/or solid particles from gases or vapors | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4395332A | Adsorption and filtration mat for liquids | Textiles; Paper | 33 | Expired |
| US4344846A | Filtration using expanded styrene-polymer and polyolefin micro-bits | Emerging Cross-Sectional Technologies | 9 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.