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Hiroshi Yoshikawa

USPTO Granted Patents = 8

Average Co-Inventor Count = 2.4

ph-index = 4

Forward Citations = 40(Granted Patents)

Location History:

Takasaki, JP (1980)
Fujioka, JP (1981 - 1998)

Company Filing History:

Nippon Kayaku Kabushiki Kaisha

Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai

Years Active: 1980-1998

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5821348 - Process for producing etoposide (1998-10-13),

2. 5637680 - Process for the preparation of etoposide phosphate and intermediate (1997-06-10),

3. 5606039 - Etoposide phosphate and preparative intermediates (1997-02-25),

4. 5028598 - Oxetanocin derivatives and their salts as well as use thereof (1991-07-02),

5. 4716221 - 4'-demethyl-4-epipodophyllotoxin derivative (1987-12-29),

6. 4547567 - Derivatives of 4'-demethyl-4-epipodophyllotoxin (1985-10-15),

7. 4285883 - Process for producing 2-chloro-6-nitrobenzonitrile (1981-08-25),

8. 4225534 - Process for the production of 2-chlorobenzonitrile derivatives (1980-09-30),

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