Ashina; Yoshiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ashina; Yoshiro.The latest application filed is for "process for producing dimethylamine in preference to mono- and trimethylamines by gas phase catalytic reaction of ammonia with methanol".
- Ashina; Yoshiro - Zushi JP
- Ashina; Yoshiro - Yokohama JA
| Patent | Date |
|---|---|
| Process for producing dimethylamine in preference to mono- and trimethylamines by gas phase catalytic reaction of ammonia with methanol Grant 4,582,936 - Ashina , et al. April 15, 1 | 1986-04-15 |
| Process for producing methylamines Grant 4,485,261 - Ashina , et al. November 27, 1 | 1984-11-27 |
| Apparatus for reacting organic compounds and sulfur trioxide Grant 3,918,917 - Ashina , et al. November 11, 1 | 1975-11-11 |
| Method of preparing a highly concentrated solution of a higher secondary alcohol ethoxysulfate and such a concentrated solution Grant 3,919,125 - Ashina , et al. November 11, 1 | 1975-11-11 |
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