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Patent applications and USPTO patent grants for Iwai; Tadashi.The latest application filed is for "process for producing silicon nitride powder".
Patent | Date |
---|---|
Process for producing silicon nitride powder Grant 4,405,589 - Iwai , et al. September 20, 1 | 1983-09-20 |
Method of preparing polycarbosilanes Grant 4,377,677 - Iwai , et al. March 22, 1 | 1983-03-22 |
Process for producing carbonitride of metal Grant 4,333,916 - Iwai , et al. June 8, 1 | 1982-06-08 |
Process for producing metallic carbonitride Grant 4,333,915 - Iwai , et al. June 8, 1 | 1982-06-08 |
Process for producing chloride of elements of Group III, IV or V of Periodic Table Grant 4,327,062 - Iwai , et al. April 27, 1 | 1982-04-27 |
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