Shuhei Azuma

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic-disk glass substrate, magnetic-disk glass substrate interm...
- Patent number 11,211,090
- Issue date Dec 28, 2021
- Hoya Corporation
- Shuhei Azuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic-disk glass substrate
- Patent number 11,024,335
- Issue date Jun 1, 2021
- Hoya Corporation
- Shuhei Azuma
- B24 - GRINDING POLISHING
Information Patent Grant
Magnetic-disk glass substrate, magnetic-disk glass substrate interm...
- Patent number 10,720,180
- Issue date Jul 21, 2020
- Hoya Corporation
- Shuhei Azuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic-disk glass substrate
- Patent number 10,032,472
- Issue date Jul 24, 2018
- Hoya Corporation
- Shuhei Azuma
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Cluster jet processing method, semiconductor element, microelectrom...
- Patent number 8,461,051
- Issue date Jun 11, 2013
- Iwatani Corporation
- Kunihiko Koike
- B81 - MICRO-STRUCTURAL TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC-DISK GLASS SUBSTRATE, MAGNETIC-DISK GLASS SUBSTRATE INTERM...
- Publication number 20200286516
- Publication date Sep 10, 2020
- Hoya Corporation
- Shuhei AZUMA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC-DISK GLASS SUBSTRATE
- Publication number 20180301164
- Publication date Oct 18, 2018
- Hoya Corporation
- Shuhei AZUMA
- B24 - GRINDING POLISHING
Information Patent Application
MAGNETIC-DISK GLASS SUBSTRATE, MAGNETIC-DISK GLASS SUBSTRATE INTERM...
- Publication number 20180174606
- Publication date Jun 21, 2018
- HOYA CORPORATION
- Shuhei AZUMA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC-DISK GLASS SUBSTRATE
- Publication number 20160372147
- Publication date Dec 22, 2016
- HOYA CORPORATION
- Shuhei AZUMA
- G11 - INFORMATION STORAGE
Information Patent Application
CLUSTER JET PROCESSING METHOD, SEMICONDUCTOR ELEMENT, MICROELECTROM...
- Publication number 20110147896
- Publication date Jun 23, 2011
- IWATANI CORPORATION
- Kunihiko Koike
- B81 - MICRO-STRUCTURAL TECHNOLOGY