Akio Isogai
6Patents
4h-index
9Co-inventors
42Inventor score
Filing activity: Oct 16, 1986 → Apr 3, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4927799A | Catalyst for the purification of exhaust gas | Emerging Cross-Sectional Technologies | 55 | Expired |
| US5075276A | Catalyst for purification of exhaust gases | Emerging Cross-Sectional Technologies | 54 | Expired |
| US4722920A | Alumina catalyst supports | Emerging Cross-Sectional Technologies | 37 | Expired |
| US4921829A | Catalyst for purifing exhaust gases | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4902576A | High temperature sliding element and method for preventing high temperature sliding wear | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US5154902A | Exhaust gas purifying catalyst and exhaust gas purifying process | Performing Operations; Transporting | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.