Heitaro Obara

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Sendai, JP

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Patents Grantslast 30 patents

Information Patent Grant
N-acyloxylated cycloalkyl compounds, composition containing the sam...
- Patent number 6,713,492
- Issue date Mar 30, 2004
- Daiichi Radioisotope Laboratories, Ltd.
- Osamu Itoh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Bipyrazole derivative, and medicine or reagent comprising the same...
- Patent number 6,121,305
- Issue date Sep 19, 2000
- Daiichi Radioisotope Laboratories, Ltd.
- Heitaro Obara
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Alkyl 3-(substituted or unsubstituted benzylidene)-1-alkyl-2-oxocyc...
- Patent number 5,519,160
- Issue date May 21, 1996
- Kureha Chemical Industry Co., Ltd.
- Heitaro Obara
- C07 - ORGANIC CHEMISTRY