Yutaka Iwamoto

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lubricant, recording medium and carboxylic acid compound
- Patent number 7,323,260
- Issue date Jan 29, 2008
- Sony Corporation
- Ken Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Partially-fluorinated-alkyl compound, lubricant comprising the comp...
- Patent number 6,989,356
- Issue date Jan 24, 2006
- Sony Corp.
- Ken Kobayashi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Lubricant, recording medium and carboxylic acid type compound
- Publication number 20050282044
- Publication date Dec 22, 2005
- Ken Kobayashi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Partially-fluorinated-alkyl compound, lubricant comprising the comp...
- Publication number 20030224953
- Publication date Dec 4, 2003
- Ken Kobayashi
- C07 - ORGANIC CHEMISTRY