Takayuki Kamei

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Yonezawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Entry sheet for drilling and method for drilling processing using same
- Patent number 11,383,307
- Issue date Jul 12, 2022
- Mitsubishi Gas Chemical Company, Inc.
- Takayuki Kamei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Entry sheet for drilling and method for drilling processing using same
- Patent number 10,486,324
- Issue date Nov 26, 2019
- Mitsubishi Gas Chemical Company, Inc.
- Takayuki Kamei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Entry sheet for drilling and method for drilling processing using same
- Patent number 10,478,991
- Issue date Nov 19, 2019
- Mitsubishi Gas Chemical Company, Inc.
- Takayuki Kamei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Entry sheet for drilling
- Patent number 10,159,153
- Issue date Dec 18, 2018
- Mitsubishi Gas Chemical Company, Inc.
- Takayuki Kamei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
ENTRY SHEET FOR DRILLING AND METHOD FOR DRILLING PROCESSING USING SAME
- Publication number 20180257148
- Publication date Sep 13, 2018
- Mitsubishi Gas Chemical Company, Inc.
- Takayuki KAMEI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ENTRY SHEET FOR DRILLING HOLES, AND HOLE DRILLING METHOD USING SAME
- Publication number 20180050462
- Publication date Feb 22, 2018
- Mitsubishi Gas Chemical Company, Inc.
- Takayuki KAMEI
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
ENTRY SHEET FOR DRILLING AND METHOD FOR DRILLING PROCESSING USING SAME
- Publication number 20180036898
- Publication date Feb 8, 2018
- Mitsubishi Gas Chemical Company, Inc.
- Takayuki KAMEI
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
ENTRY SHEET FOR DRILLING
- Publication number 20150072122
- Publication date Mar 12, 2015
- Mitsubishi Gas Chemical Company, Inc.
- Takayuki Kamei
- B26 - HAND CUTTING TOOLS CUTTING SEVERING