TH

Takehiko Hamaguchi

HG HGST: 3 patents #1 of 133Top 1%
HI Hitachi: 1 patents #1,056 of 3,189Top 35%
Overall (2005): #9,164 of 245,428Top 4%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6940690 MAGNETIC HEAD WITH HIGH RELIABILITY OF THE DATA PROTECTION, MAGNETIC DISK APPARATUS INCLUDING THE MAGNETIC HEAD AND THE METHOD OF RECORDING INFORMATION ON THE MAGNETIC DISK APPARATUS WITHOUT MISERASING THE PREVIOUSLY RECORDED DATA Futoshi Tomiyama, Miki Hara, Fumiko Akagi, Yasutaka Nishida 2005-09-06
6909566 Magnetic recording/reproducing device Hideki Zaitsu, Futoshi Tomiyama 2005-06-21
6906889 Magnetic disk drive Hisashi Takano, Futoshi Tomiyama, Toru Matsushita 2005-06-14
6879460 Magnetic recording disk drive Futoshi Tomiyama, Toru Matsushita, Hideki Zaitsu, Reijiro Tsuchiya, Hisashi Takano 2005-04-12