Oyama; Kiyotaka

Patent Applications and Registrations

Patent applications and USPTO patent grants for Oyama; Kiyotaka.The latest application filed is for "stabilized neutral metalloprotease composition, a method of making the composition, and a method of transporting the composition".

Company Profile

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Oyama; Kiyotaka - Tokyo-pref. JP
Oyama; Kiyotaka - Tokyo-to JP
Oyama; Kiyotaka - Tokyo-prefecture JP
Oyama; Kiyotaka - Hikari JP
Oyama; Kiyotaka - Shin-nanyo JP
Oyama; Kiyotaka - Sagamihara 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
Stabilized neutral metalloprotease composition, a method of making the composition, and a method of transporting the composition Grant 5,739,023 - Harada , et al. April 14, 1	1998-04-14
Enzymatic coupling reaction of N-protected-L-aspartic acid and phenylalanine methyl ester Grant 5,693,485 - Harada , et al. December 2, 1	1997-12-02
Enzymatic coupling of L-phenylalanine methyl ester and N-benzyloxycarbonyl-aspartic acid Grant 5,527,689 - Irino , et al. June 18, 1	1996-06-18
Process for producing stable .alpha.-L-aspartyl-L-phenylalanine methyl ester Grant 4,835,301 - Wakamatsu , et al. * May 30, 1	1989-05-30
Process for producing an addition compound of a dipeptide ester and an amino acid ester Grant 4,521,514 - Oyama , et al. June 4, 1	1985-06-04
Process for recovering a dipeptide derivative Grant 4,487,717 - Oyama , et al. December 11, 1	1984-12-11
Addition compound of dipeptide derivative and amino acid derivative Grant 4,436,925 - Isowa , et al. * March 13, 1	1984-03-13
Addition compound of dipeptide derivative and amino acid derivative Grant 4,256,836 - Isowa , et al. March 17, 1	1981-03-17
Process for recovering protease Grant 4,212,946 - Nonaka , et al. July 15, 1	1980-07-15
Process for producing a peptide Grant 4,116,768 - Isowa , et al. September 26, 1	1978-09-26

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