KH

Kazuyoshi Hanada

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
HG HGST: 5 patents #567 of 1,677Top 35%
HB Hitachi Global Technologies Netherlands B.V.: 1 patents #2 of 42Top 5%
Overall (All Time): #423,509 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
8274755 Magnetic disk unit Yuuji Ishima, Masaru Muranishi, Takashi Matsuki 2012-09-25
7894158 Magnetic disk apparatus Masaru Muranishi, Takashi Matsuki, Yuuji Ishima 2011-02-22
7545601 Magnetic disk drive with line contact Masaru Muranishi, Kenji Tomida, Yuji Ishima 2009-06-09
7441959 Bearing mechanism for spindle motor in magnetic disk drive Masaru Muranishi, Yuji Ishima 2008-10-28
6967813 Method of mounting magnetic disk device, cabinet for magnetic disk device, and magnetic disk device Shigeo Nakamura 2005-11-22
6965487 Controller for information recording and reproducing device and control method for the information recording and reproducing device Osamu Beppu 2005-11-15
6728074 Method and apparatus for information recording and reproducing using an air force latch mechanism Masao Iwakura, Yasuyuki Hozumi, Kazumi Fujimoto 2004-04-27
6717774 Information recording and reproducing apparatus with an air force latch mechanism Masao Iwakura, Yasuyuki Hozumi, Kazumi Fujimoto 2004-04-06
6233120 Magnetic disk device Toshihisa Okazaki, Satomitsu Iami, Masayuki Honchi, Hideyuki Takagi 2001-05-15
5995327 Magnetic disk device for restraining vibration of head mounting part Toshihisa Okazaki, Satomitsu Imai, Masayuki Honchi, Hideyuki Takagi 1999-11-30
5953178 Magnetic disk apparatus Akio Takatsuka, Hideaki Amano, Katsuhiro Tsuneta, Toshiaki Tsuyoshi, Tetsuji Kameoka +5 more 1999-09-14
5084793 Mechanical apparatus having a mechanism for preventing conglutination of contact parts Atsuo Ishida, Asao Sasamoto, Toshio Shiono, Hideo Amano 1992-01-28