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Hidehiko Kumagai

USPTO Granted Patents = 7

Average Co-Inventor Count = 4.4

ph-index = 3

Forward Citations = 22(Granted Patents)

Location History:

Ohtsu, JP (2000 - 2005)
Ishikawa, JP (2008)
Otsu, JP (1991 - 2011)

Company Filing History:

Ajinomoto Co., Ltd.

Kirin Beer Kabushiki Kaisha

Seitetsu Kagaku Co., Ltd.

Years Active: 1991-2011

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7964709 - Mutant tyrosine repressor, a gene encoding the same, and a method for producing L-DOPA (2011-06-21),

2. 7445921 - Transglycosylation method and protein having transglycosylation activity (2008-11-04),

3. 7365161 - Mutant tyrosine repressor which does not require tyrosine to induce expression of the tyrosine phenol-lyase gene (2008-04-29),

4. 6933365 - Mutant tyrosine repressor proteins (2005-08-23),

5. 6815191 - Endo-&bgr;-N-acetylglucosaminidase gene (2004-11-09),

6. 6146878 - Tyrosine repressor gene of a bacterium belonging to the genus Erwinia (2000-11-14),

7. 4990450 - Method of producing endo-.alpha.-N-acetylgalactosaminidase from (1991-02-05),

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