Kaichiro Koyama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Erythromycin derivative having novel crystal structures and process...
- Patent number 7,645,864
- Issue date Jan 12, 2010
- CHUGAI SEIYAKU KABUSHIKI KAISHA
- Akira Hiraide
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Anhydrate/hydrate of an erythromycin derivative and processes for p...
- Publication number 20050176938
- Publication date Aug 11, 2005
- Chugai SeiYaku Kabushiki Kaisha
- Kenji Kamada
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Erythromycin derivative having novel crystal structures and process...
- Publication number 20030191296
- Publication date Oct 9, 2003
- Akira Hiraide
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE