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Patents Grantslast 30 patents

Information Patent Grant
Tear secretion quantity examination system
- Patent number 7,134,998
- Issue date Nov 14, 2006
- Kao Corporation
- Koji Endo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Tear secretion quantity examination system
- Publication number 20040225204
- Publication date Nov 11, 2004
- KAO CORPORATION
- Koji Endo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE