Takumi KUHARA

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Hokuto-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic-disk substrate having a small waviness, for use as a magne...
- Patent number 9,865,293
- Issue date Jan 9, 2018
- Hoya Corporation
- Takashi Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic-disk substrate having a small waviness, for use as a magne...
- Patent number 9,711,175
- Issue date Jul 18, 2017
- Hoya Corporation
- Takashi Maeda
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC-DISK SUBSTRATE HAVING A SMALL WAVINESS, FOR USE AS A MAGNE...
- Publication number 20170256278
- Publication date Sep 7, 2017
- HOYA CORPORATION
- Takashi MAEDA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC-DISK SUBSTRATE, MAGNETIC DISK, AND MAGNETIC-DISK DRIVE DEVICE
- Publication number 20160329073
- Publication date Nov 10, 2016
- HOYA CORPORATION
- Takashi MAEDA
- G11 - INFORMATION STORAGE