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Toshihide Yukawa
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Yokkaichi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Aggregate crystals of phosphoric acid/lysine/magnesium composite sa...
Patent number
6,022,581
Issue date
Feb 8, 2000
Ajinomoto Co., Inc.
Toru Ikeda
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Phosphoric acid-amino acid complex salt and additive composition co...
Patent number
5,958,977
Issue date
Sep 28, 1999
Ajinomoto Co., Inc.
Toru Ikeda
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Ruminant feed additive composition containing novel phosphoric acid...
Patent number
5,795,585
Issue date
Aug 18, 1998
Ajinomoto Co., Inc.
Toru Ikeda
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Phosphoric acid-amino acid-polyvalent metal composite salt and rumi...
Patent number
5,763,657
Issue date
Jun 9, 1998
Ajinomoto Co., Inc.
Toyoto Hijiya
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Ruminant feed additive composition containing novel phosphoric acid...
Patent number
5,744,178
Issue date
Apr 28, 1998
Ajinomoto Co., Inc.
Toru Ikeda
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Method of purifying 2',3'-dideoxynucleosides
Patent number
5,451,671
Issue date
Sep 19, 1995
Ajinomoto Co., Inc.
Hiroshi Shiragami
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Readily soluble 2',3'-dideoxyinosine compositions
Patent number
5,399,554
Issue date
Mar 21, 1995
Ajinomoto Co., Inc.
Kimiyasu Sakamoto
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method of producing .alpha.-L-aspartyl-L-phenylalanine methyl ester...
Patent number
5,225,587
Issue date
Jul 6, 1993
Ajinomoto Co., Inc.
Katsumi Sugiyama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing L-aspartyl-L-phenylalanine and its diketopipe...
Patent number
5,179,009
Issue date
Jan 12, 1993
Ajinomoto Co., Inc.
Kenzo Yokozeki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for recovering .alpha.-L-aspartyl-L-phenylalanine methyl ester
Patent number
4,822,907
Issue date
Apr 18, 1989
Ajinomoto Co., Inc.
Katsumi Sugiyama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of N-formyl-alpha-L-aspartyl-L-phenylala...
Patent number
4,820,861
Issue date
Apr 11, 1989
Ajinomoto Co., Inc.
Toshihide Yukawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for separation of N-protected-.alpha.-L-aspartyl-L-phenylal...
Patent number
4,803,300
Issue date
Feb 7, 1989
Ajinomoto Co., Inc.
Toyoto Hijiya
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of an N-protected-L-.alpha.-aspartyl-L-p...
Patent number
4,789,758
Issue date
Dec 6, 1988
Ajinomoto Co., Inc.
Tadashi Takemoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tripeptides and sweetening agents containing the same
Patent number
4,780,528
Issue date
Oct 25, 1988
Ajinomoto Co., Inc.
Tadashi Takemoto
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Process for the production of an N-protected-L-.alpha.-aspartyl-L-p...
Patent number
4,740,616
Issue date
Apr 26, 1988
Ajinomoto Co., Inc.
Tadashi Takemoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for conversion of .beta.-aspartylphenylalanine derivatives t...
Patent number
4,673,744
Issue date
Jun 16, 1987
Ajinomoto Co., Inc.
Kunio Hisamitsu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process of producing n-formylaspartic anhydride
Patent number
4,670,568
Issue date
Jun 2, 1987
Ajinomoto Co., Inc.
Masao Nakamura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of L-aspartyl-L-phenylalanine esters
Patent number
4,666,838
Issue date
May 19, 1987
Ajinomoto Co., Inc.
Kenzo Yokozeki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Amino acid complex and a method for optical resolution of a DL-amin...
Patent number
4,610,827
Issue date
Sep 9, 1986
Ajinomoto Co., Inc.
Toshihide Yukawa
C07 - ORGANIC CHEMISTRY