Fumio Abe
55Patents
25h-index
43Co-inventors
88Inventor score
Filing activity: Dec 16, 1985 → Mar 9, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5439865A | Catalyst for exhaust gas purification and process for production thereof | Emerging Cross-Sectional Technologies | 114 | Expired |
| US5063029A | Resistance adjusting type heater and catalytic converter | Emerging Cross-Sectional Technologies | 105 | Expired |
| US4673349A | High temperature surface combustion burner | Mechanical Engineering; Lighting; Heating | 84 | Expired |
| US5538697A | Adsorbent-catalyst for exhaust gas purification, adsorbent for exhaust gas purification, system for exhaust gas purification, and method for exhaust gas purification | Emerging Cross-Sectional Technologies | 71 | Expired |
| US5376610A | Catalyst for exhaust gas purification and method for exhaust gas purification | Emerging Cross-Sectional Technologies | 61 | Expired |
| US5427601A | Sintered metal bodies and manufacturing method therefor | Emerging Cross-Sectional Technologies | 51 | Expired |
| US4689150A | Separation membrane and process for manufacturing the same | Chemistry; Metallurgy | 50 | Expired |
| US4971696A | Inorganic porous membrane | Chemistry; Metallurgy | 49 | Expired |
| US5164350A | Catalyst composition for purification of exhaust gas, catalyst for purification of exhaust gas, and process for producing said catalyst | Emerging Cross-Sectional Technologies | 45 | Expired |
| US6667018B2 | Catalyst-adsorbent for purification of exhaust gases and method for purification of exhaust gases | Emerging Cross-Sectional Technologies | 45 | Expired |
| US6641795B2 | Reformer and method for operation thereof | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5662869A | Exhaust gas purification method and apparatus therefor | Emerging Cross-Sectional Technologies | 42 | Expired |
| US5465573A | Multi-stage honeycomb heater | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4894160A | Honeycomb structure for fluid filtration | Performing Operations; Transporting | 38 | Expired |
| US4865630A | Porous membrane for use in reaction process | Performing Operations; Transporting | 37 | Expired |
| US5318757A | Honeycomb heater and catalytic converter | Emerging Cross-Sectional Technologies | 36 | Expired |
| US6576203B2 | Reformer | Emerging Cross-Sectional Technologies | 34 | Expired |
| US5459119A | Catalyst for purification of exhaust gases | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5296198A | Heater and catalytic converter | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5202547A | Resistance adjusting type heater | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6585940B2 | Reformer | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4929406A | Process for producing an inorganic porous membrane | Chemistry; Metallurgy | 28 | Expired |
| US5264186A | Catalytic converter for use in controlling automotive exhaust emissions | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5802845A | Exhaust gas purification system and exhaust gas purification method | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5234668A | Catalytic converter for use in automotive exhaust emissions control | Emerging Cross-Sectional Technologies | 25 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.