Naoyuki Hamada

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of polishing hard crystal substrate
- Patent number 7,828,628
- Issue date Nov 9, 2010
- Nihon Micro Coating Co., Ltd.
- Kenji Aoki
- B24 - GRINDING POLISHING
Information Patent Grant
Method of mirror-finishing a glass substrate
- Patent number 6,287,175
- Issue date Sep 11, 2001
- Nihon Micro Coating Co., Ltd.
- Takabumi Marukawa
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
POLISHING OIL SLURRY FOR POLISHING HARD CRYSTAL SUBSTRATE
- Publication number 20110005143
- Publication date Jan 13, 2011
- NIHON MICRO COATING CO., LTD.
- Kenji Aoki
- B24 - GRINDING POLISHING
Information Patent Application
METHOD OF POLISHING HARD CRYSTAL SUBSTRATE AND POLISHING OIL SLURRY...
- Publication number 20080139089
- Publication date Jun 12, 2008
- NIHON MICRO COATING CO., LTD.
- Kenji Aoki
- B24 - GRINDING POLISHING
Information Patent Application
Foamed polishing sheet
- Publication number 20050225001
- Publication date Oct 13, 2005
- Nihon Microcoating Co., Ltd.
- Yuji Horie
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Foamed polishing sheet and method of producing same
- Publication number 20030094721
- Publication date May 22, 2003
- Nihon Microcoating Co., Ltd.
- Yuji Horie
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL