Igawa; Kazushige
Patent Applications and Registrations
Patent applications and USPTO patent grants for Igawa; Kazushige.The latest application filed is for "process for reducing nitrogen oxides from exhaust gas".
- Igawa; Kazushige - Shinnanyo JP
- Igawa; Kazushige - Shin-nanyo JP
| Patent | Date |
|---|---|
| Process for reducing nitrogen oxides from exhaust gas Grant 5,270,024 - Kasahara , et al. December 14, 1 | 1993-12-14 |
| Copper-containing zeolites and their preparation Grant 5,110,777 - Kamiyama , et al. May 5, 1 | 1992-05-05 |
| Removal of nitric oxides by copper-containing zeolites Grant 4,999,173 - Kamiyama , et al. March 12, 1 | 1991-03-12 |
| Process for preparation of zeolite OE having an offretite type structure Grant 4,687,653 - Arika , et al. * August 18, 1 | 1987-08-18 |
| Process for preparation of ferrierite type zeolites Grant 4,650,654 - Arika , et al. * March 17, 1 | 1987-03-17 |
| Process for preparation of zeolites Grant 4,562,055 - Arika , et al. December 31, 1 | 1985-12-31 |
| Stable calcium hypochlorite composition and method for manufacture thereof Grant 4,355,014 - Murakami , et al. October 19, 1 | 1982-10-19 |
| Dihydrate of calcium hypochlorite and method for manufacture thereof Grant 4,248,848 - Murakami , et al. February 3, 1 | 1981-02-03 |
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