Hidekazu Aoyama
13Patents
3h-index
21Co-inventors
60Inventor score
Filing activity: Dec 22, 1993 → Jul 12, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5427753A | Process for removing nitrogen oxides from oxygen rich exhaust gas | Performing Operations; Transporting | 18 | Expired |
| US5695728A | Method for removal of nitrogen oxides | Performing Operations; Transporting | 12 | Expired |
| US7685342B2 | Storage control apparatus and method for controlling number of commands executed in storage control apparatus | Physics | 11 | Active |
| US7794680B2 | Nitrogen oxide-reducing catalyst and method for reducing nitrogen oxide | Emerging Cross-Sectional Technologies | 3 | Active |
| US10407314B2 | Chabazite-type zeolite and method of manufacturing chabazite-type zeolite | Emerging Cross-Sectional Technologies | 2 | Active |
| US10029247B2 | Chabazite-type zeolite and process for producing the same | Performing Operations; Transporting | 1 | Active |
| US9889436B2 | Chabazite-type zeolite and method for producing same, copper loaded low-silica zeolite and NOx reductive removal catalyst containing the zeolite, and method of NOx reductive removal using this catalyst | Emerging Cross-Sectional Technologies | 1 | Active |
| US10513439B2 | Method for producing AEI zeolite | Performing Operations; Transporting | 1 | Active |
| US9637392B2 | Silicoaluminophosphate, method for producing the same, and solid acid catalyst comprising the same | Chemistry; Metallurgy | 0 | Active |
| US10821426B2 | Metal-containing cha-type zeolite and method for producing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US10953390B2 | CHA-type zeolite and method for producing the same | Chemistry; Metallurgy | 0 | Active |
| US10676369B2 | Method for producing AEI zeolite | Performing Operations; Transporting | 0 | Active |
| US9061241B2 | β-Zeolite for SCR catalyst and method for purifying nitrogen oxides using same | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.