Takaya; Hidemasa

Patent Applications and Registrations

Patent applications and USPTO patent grants for Takaya; Hidemasa.The latest application filed is for "process for producing optically active carboxylic acid".

Company Profile

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Takaya; Hidemasa - Shiga JP
Takaya; Hidemasa - Kusatsu JP
Takaya; Hidemasa - Aichi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Process for producing optically active carboxylic acid Grant 5,563,295 - Takaya , et al. October 8, 1	1996-10-08
Phosphine compound, complex containing the phosphine compound as ligand, process for producing optically active aldehyde using the phosphine compound or the complex, and 4-[(R)-1'-formylethyl]azetidin-2-one derivatives Grant 5,530,150 - Takaya , et al. June 25, 1	1996-06-25
Iridium-optically active phosphine complex and process for producing optically active alcohols using the same Grant 5,159,093 - Taketomi , et al. October 27, 1	1992-10-27
Ruthenium-optically active phosphine complex Grant 5,021,593 - Nohira , et al. June 4, 1	1991-06-04
Ruthenium-phoshine complex Grant 4,994,590 - Takaya , et al. February 19, 1	1991-02-19
Process for producing optically active carboxylic acid Grant 4,962,230 - Takaya , et al. October 9, 1	1990-10-09
Process for preparing optically active alcohol Grant 4,916,252 - Sayo , et al. April 10, 1	1990-04-10
Ruthenium-phosphine complex Grant 4,739,084 - Takaya , et al. April 19, 1	1988-04-19
Ruthenium-phosphine complex Grant 4,739,085 - Takaya , et al. April 19, 1	1988-04-19

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