HA

Haruo Andoh

IBM: 8 patents #13,150 of 70,183Top 20%
HM Hitachi Maxell: 7 patents #125 of 1,211Top 15%
HG HGST: 4 patents #440 of 1,677Top 30%
SC Sakai Chemical Industry Co.: 1 patents #121 of 227Top 55%
Overall (All Time): #241,518 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7562270 Medium drive and method of generating a defect map for registering positions of defects on a medium 2009-07-14
7362539 Disk drive and method of controlling the same 2008-04-22
7155592 System and method for onboard HDD defragmentation and combining multiple G-list entries Masaki Kohno 2006-12-26
6850379 Method for registering a defect map within a hard disk drive Takashi Kuroda, Yuhji Yokoe, Toshiaki Satoh 2005-02-01
6654904 Method for registering, in a defect map, addresses of defective sectors of a data recording medium Takahi Kuroda 2003-11-25
6345366 Method and device for error recovery Hideo Asano, Hiroaki Suzuki, Tatsuya Endo, Isao Yoneda, Kazuyuki Kobayashi 2002-02-05
6301644 Method for managing defect sectors of information storage medium, and apparatus for use with the method Toru Aida 2001-10-09
6134071 Disk drive, load/unload unit, and control method thereof Keiji Kobayashi, Yuji Yokoe, Kazunari Tsuchimoto 2000-10-17
6125459 Information storing method, information storing unit, and disk drive Keiji Kobayashi, Kazunari Tsuchimoto 2000-09-26
6088818 Data read apparatus and data read method Keiji Kobayashi, Kazunari Tsuchimoto 2000-07-11
6061805 Method for executing an error recovery procedure Hiroaki Suzuki, Hideo Asano, Atsushi Tobari, Satoshi Nishino, Shuji Yamada +1 more 2000-05-09
5918001 Disk drive apparatus and error recovery method in the disk drive Shinji Ueno, Yasuhiro Iihara, Takashi Nakamura 1999-06-29
4946374 Magnetic recording medium Satoru Yamaguchi, Jozo Shimizu, Kozaburoh Satoh 1990-08-07
4857417 Cobalt-containing iron oxide magnetic particles and method for the preparation of the same Susumu Kitaoka, Junichi Hirata 1989-08-15
4741921 Method for preparing cobalt-containing iron oxide magnetic particles Susumu Kitaoka, Junichi Hirata 1988-05-03
4693931 Magnetic recording medium and magnetic particles therefor Seiji Matsumoto 1987-09-15
4624883 Magnetic recording medium Satoru Yamaguchi, Kozaburoh Satoh, Jozo Shimizu 1986-11-25
4364988 Magnetic recording medium Susumu Kitaoka, Toshinobu Sueyoshi, Hikaru Ishida, Akira Kato 1982-12-21
4299882 Magnetic recording medium and process Fumio Togawa, Toshihiko TANABE 1981-11-10