Ohdan; Kyoji
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ohdan; Kyoji.The latest application filed is for "electromagnetic effect material".
- Ohdan; Kyoji - Yamaguchi JP
- Ohdan; Kyoji - Ube JP
| Patent | Date |
|---|---|
| Electromagnetic effect material Grant 5,164,349 - Fujii , et al. November 17, 1 | 1992-11-17 |
| Methacrylic acid production catalyst Grant 4,444,907 - Ohdan , et al. April 24, 1 | 1984-04-24 |
| Process for the catalytic preparation of acrolein and methacrolein Grant 4,267,385 - Umemura , et al. May 12, 1 | 1981-05-12 |
| Process for producing methacrolein Grant 4,217,309 - Umemura , et al. August 12, 1 | 1980-08-12 |
| Method for the preparation of methacrylic acid Grant 4,045,478 - Umemura , et al. August 30, 1 | 1977-08-30 |
| Catalyst and process for oxidizing or ammoxidizing n-butenes and/or isobutene Grant 3,895,051 - Umemura , et al. July 15, 1 | 1975-07-15 |
| Catalytic Ammoxidation Of Propylene Or Isobutylene Grant 3,872,148 - Umemura , et al. March 18, 1 | 1975-03-18 |
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