Kozo Iida
37Patents
13h-index
74Co-inventors
84Inventor score
Filing activity: Nov 15, 1984 → Apr 23, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6638485B1 | Process for treating exhaust gas and exhaust gas treating equipment | Emerging Cross-Sectional Technologies | 95 | Expired |
| US6156698A | Honeycomb catalyst and manufacturing method therefor | Emerging Cross-Sectional Technologies | 72 | Expired |
| US5036035A | Solid strong acid catalyst process for the production of the same and use thereof | Chemistry; Metallurgy | 40 | Expired |
| US7521032B2 | Method for removing mercury in exhaust gas | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| US4656147A | Method for recovering denitrating catalyst for ammonia catalytic reduction | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5738832A | Exhaust gas purifying apparatus | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5338715A | Catalyst for exhaust gas purification | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5120898A | Process for isomerizing hydrocarbons | Chemistry; Metallurgy | 18 | Expired |
| US5869419A | Nitrogen oxide removal catalyst | Performing Operations; Transporting | 18 | Expired |
| US5882422A | Method for removing clogging dust in honeycomb catalyst | Performing Operations; Transporting | 16 | Expired |
| US5677254A | Catalyst for purifying an exhaust gas | Performing Operations; Transporting | 14 | Expired |
| US6395665B2 | Methods for the regeneration of a denitration catalyst | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4725572A | Process for preparing a catalyst for removing nitrogen oxides | Performing Operations; Transporting | 13 | Expired |
| US4869735A | Adsorbent for arsenic compound and method for removing arsenic compound from combustion gas | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4966873A | Catalysts for the removal of nitrogen oxides | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4564604A | Catalyst for treating waste gases | Performing Operations; Transporting | 11 | Expired |
| US5863855A | Nitrogen oxide removing catalysts | Performing Operations; Transporting | 10 | Expired |
| US7256155B2 | Flue gas denitration catalyst and preparation process thereof | Performing Operations; Transporting | 7 | Expired |
| US6868294B2 | Feedback control method in V-shaped characteristic system, and NH3 injection rate control method for NOx removal apparatus using the same | Performing Operations; Transporting | 6 | Expired |
| US7572420B2 | Method for removing mercury in exhaust gas and system therefor | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US6479026B1 | Method of denitrating exhaust gas | Performing Operations; Transporting | 5 | Expired |
| US4973570A | Method for producing a parallel gas flow type catalyst for oxidizing sulfurous acid gas | Performing Operations; Transporting | 4 | Expired |
| US7235220B2 | Exhaust gas treatment method, exhaust gas treatment system, and catalytic oxidation apparatus | Chemistry; Metallurgy | 3 | Expired |
| US8137633B2 | Compositions and methods for treating exhaust gases | Emerging Cross-Sectional Technologies | 2 | Active |
| US7658898B2 | Compositions and methods for treating exhaust gases | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.