HH

Hiraku Hirabayashi

Tdk: 137 patents #4 of 3,796Top 1%
AM Asahi Kasei Microdevices: 2 patents #72 of 231Top 35%
S( Sae Magnetics (H.K.): 1 patents #306 of 585Top 55%
Overall (All Time): #7,408 of 4,157,543Top 1%
137
Patents All Time

Issued Patents All Time

Showing 126–137 of 137 patents

Patent #TitleCo-InventorsDate
7828985 Method of producing thin film magnetic head Yuji Ito, Yoshiyuki Mizoguchi, Nobuya Oyama 2010-11-09
7817376 Thin-film magnetic head having magnetic layer with non-magnetic portion Kenkichi Anagawa 2010-10-19
7813085 Thin-film magnetic head having laminate shields for tolerating external magnetic field Kenkichi Anagawa 2010-10-12
7810226 Method of manufacturing a thin-film magnetic head having an element having a lower layer with a narrower width Yohei Koyanagi 2010-10-12
7791835 Multi-channel head Kazuhiko Maejima, Tomonaga Nishikawa 2010-09-07
7675716 Composite thin-film magnetic head, magnetic head assembly and magnetic disk drive apparatus Takeo Kagami, Hiroshi Kiyono, Eiichi Omata, Seiji Yari, Takamitsu Sakamoto 2010-03-09
7667928 Thin-film magnetic head having a width-thickness configured shield layer positioned by spacer pieces for use in a head gimbal assembly of a hard disk system Norikazu Ota 2010-02-23
7649713 Thin-film magnetic head with heating element and heatsink Norikazu Ota, Katsuki Kurihara, Taro Oike, Hiroki Matsukuma 2010-01-19
7612965 Thin-film magnetic head having heatsink wider on air bearing surface side Katsuki Kurihara, Taro Oike, Norikazu Ota 2009-11-03
7372667 Thin-film magnetic head, head gimbal assembly with thin-film magnetic head, head arm assembly with head gimbal assembly, magnetic disk drive apparatus with head gimbal assembly and manufacturing method of thin-film magnetic head Taro Oike, Shin Narushima, Takamitsu Sakamoto, Kiyoshi Noguchi 2008-05-13
7321480 Thin-film magnetic head having magnetic layers of different thicknesses and fabrication method for same Taro Oike, Kiyoshi Noguchi, Shin Narushima, Takamitsu Sakamoto 2008-01-22
7239480 Thin film magnetic head having an upper pole portion with a width that increases towards an abs Kiyoshi Noguchi, Taro Oike, Shin Narushima, Takamitsu Sakamoto 2007-07-03