Hayami; Takashi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hayami; Takashi.The latest application filed is for "process for producing 4,4,4-trifluoro-3-hydroxybutyric acid derivatives".

Company Profile

0.4.4

Hayami; Takashi - Saitama JP
Hayami, Takashi - US

*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 4,4,4-trifluoro-3-hydroxybutyric acid derivatives Grant 6,833,468 - Ishii , et al. December 21, 2	2004-12-21
Process for producing optically active 1-(fluoro- or trifluoromethyl-substituted phenyl) ethylamine and process for purifying same Grant 6,797,842 - Ishii , et al. September 28, 2	2004-09-28
Process for producing 4,4,4-trifluoro-3-hydroxybutyric acid derivatives Grant 6,642,409 - Ishii , et al. November 4, 2	2003-11-04
Process for producing 4,4,4,-trifluoro-3-hydroxybutyric acid Grant 6,639,100 - Ishii , et al. October 28, 2	2003-10-28
Process for producing 4,4,4-trifluoro-3-hydroxybutyric acid derivatives App 20030100767 - Ishii, Akihiro ; et al.	2003-05-29
Process for producing 4,4,4,- trifluoro-3-hydroxybutyric acid App 20030088095 - Ishii, Akihiro ; et al.	2003-05-08
Process for producing optically active 1-(fluoro- or trifluoromethyl-substituted phenyl) ethylamine and process for purifying same App 20020103400 - Ishii, Akihiro ; et al.	2002-08-01
Process for producing 4,4,4-trifluoro-3-hydroxybutyric acid derivatives App 20020016511 - Ishii, Akihiro ; et al.	2002-02-07

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