John E. Marhanka
4Patents
4h-index
9Co-inventors
43Inventor score
Filing activity: Apr 16, 1981 → Jul 12, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4356271A | Noncollapsible ceramic foam | Chemistry; Metallurgy | 17 | Expired |
| US5225229A | Aluminum hydroxide production | Chemistry; Metallurgy | 13 | Expired |
| US5149520A | Small sized alpha alumina particles and platelets | Chemistry; Metallurgy | 11 | Expired |
| US6203773A | Low temperature mineralization of alumina | Chemistry; Metallurgy | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.