Koshikawa; Takeo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Koshikawa; Takeo.The latest application filed is for "method for denitrizing nitrogen oxides contained in waste gas".
- Koshikawa; Takeo - Ibaraki JP
- Koshikawa; Takeo - Ami JP
- Koshikawa; Takeo - Ibaragi JP
| Patent | Date |
|---|---|
| Method for denitrizing nitrogen oxides contained in waste gas Grant 4,952,381 - Rikimaru , et al. August 28, 1 | 1990-08-28 |
| Catalyst for removing nitrogen oxides in exhaust gases Grant 4,891,348 - Imanari , et al. January 2, 1 | 1990-01-02 |
| Adsorbent for arsenic compound and method for removing arsenic compound from combustion gas Grant 4,869,735 - Miyazawa , et al. September 26, 1 | 1989-09-26 |
| Process for removing nitrogen oxides from exhaust gases Grant 4,855,115 - Imanari , et al. August 8, 1 | 1989-08-08 |
| Denitration catalyst for reducing nitrogen oxides in exhaust gas Grant 4,833,113 - Imanari , et al. May 23, 1 | 1989-05-23 |
| Process for production of acrylic acid Grant 3,903,149 - Kadowaki , et al. September 2, 1 | 1975-09-02 |
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