SI

Shigeaki Irino

TC Toyo Soda Manufacturing Co.: 6 patents #18 of 272Top 7%
HV Holland Sweetener Company, V.O.F.: 2 patents #6 of 58Top 15%
SC Sagami Chemical Research Center: 2 patents #73 of 312Top 25%
AC Ajinomoto Co.: 1 patents #1,164 of 2,190Top 55%
TO Tosoh: 1 patents #576 of 1,042Top 60%
Overall (All Time): #590,085 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6008403 Method for producing optically active amino acid of derivative thereof having high optical purity Kimio Katsuura, Akira Tokuda 1999-12-28
5693485 Enzymatic coupling reaction of N-protected-L-aspartic acid and phenylalanine methyl ester Tsuneo Harada, Yukio Kunisawa, Kiyotaka Oyama 1997-12-02
5527689 Enzymatic coupling of L-phenylalanine methyl ester and N-benzyloxycarbonyl-aspartic acid Shin Nakamura, Kiyotaka Oyama, Peter Jan Leonard Mario Quaedflieg, Theodorus Johannes Godfried Maria Van Dooren 1996-06-18
4835301 Process for producing stable .alpha.-L-aspartyl-L-phenylalanine methyl ester Hidetoshi Wakamatsu, Tsuneo Harada, Akira Tokuda, Kiyotaka Oyama 1989-05-30
4835303 Process for producing dry .alpha.-L-aspartyl-L-phenylalanine methyl ester Hideotoshi Wakamatsu, Tsuneo Harada, Akira Tokuda, Kiyotaka Oyama 1989-05-30
4831180 Process for producing alpha-L-aspartyl-L-phenylalanine methyl ester having an improved solubility Hidetoshi Wakamatsu, Tsuneo Harada, Akira Tokuda, Hiyotaka Oyama 1989-05-16
4810818 Process for producing alpha-aspartyl-l-phenylalanine methyl ester having an improved solubility Hidetoshi Wakamatsu, Tsuneo Harada, Akira Tokuda, Kiyotaka Oyama 1989-03-07
4521514 Process for producing an addition compound of a dipeptide ester and an amino acid ester Kiyotaka Oyama, Tsuneo Harada, Masao Nakamura 1985-06-04
4487717 Process for recovering a dipeptide derivative Kiyotaka Oyama, Norio Hagi 1984-12-11