AK

Atsushi Kanamaru

IBM: 9 patents #11,918 of 70,183Top 20%
HG HGST: 8 patents #263 of 1,677Top 20%
HB Hgst Netherlands, B.V.: 1 patents #510 of 972Top 55%
Overall (All Time): #258,293 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8539176 Data storage devices accepting queued commands having deadlines Donald J. Molaro, Frank R. Chu, Jorge Campello de Souza, Tadahisa Kawa, Damien C. D. Le Moal 2013-09-17
8009376 Disk drive device and method for determining data track format of the disk drive device Takahiro Saito, Kazunari Tsuchimoto 2011-08-30
7664884 Media drive that creates a transfer unnecessary period, and power saving method thereof Tadahisa Kawa, Hiromi Kobayashi, Hirofumi Saitoh 2010-02-16
7487392 Data storage device, and method for rewriting data in nonvolatile memory Tadahisa Kawa, Tsuguaki Kowa 2009-02-03
7451261 Data storage device and control method with buffer control thereof Takahiro Saito, Takayuki Yamaguchi, Hiromi Kobayashi 2008-11-11
7373460 Media drive and command execution method thereof Hiromi Kobayashi, Hirofumi Saitoh, Takahiro Saito, Tadahisa Kawa 2008-05-13
7320050 Data transmission control method and storage device Hiromi Kobayashi, Takahiro Saito 2008-01-15
6957311 Data storage apparatus, computer apparatus, data processing apparatus, and data processing method Koichi Kushida, Takahiro Saito 2005-10-18
6725395 Method for assigning alternative sector, method for reading data, disk drive apparatus, and apparatus for writing/reading AV data Hiroyuki Ono, Hideo Asano 2004-04-20
6721854 Controller device, disk controller, auxiliary storage, computer device, and method for controlling auxiliary storage Hideo Asano, Kelvin Kao, Akira Kibashi, Koichi Kushida, Takahiro Saito +2 more 2004-04-13
6654852 Method and system of reading and writing data by a disk drive apparatus Takashi Kuroda, Hiromi Nishimiya, Takahiro Saito, Hiroshi Uchiike 2003-11-25
6636985 Disk storage device and a method for processing defective sectors in a disk storage device Hiroyuki Ono, Hideo Asano 2003-10-21
6629200 System and method for controlling cache memories, computer system, hard disk drive unit, and hard disk control unit Hideo Asano, Akira Kibashi, Takahiro Saito, Keiji Kobayashi 2003-09-30
6622206 Method for controlling write cache transfer and disk unit Hideo Asano, Tetsuo Ueda 2003-09-16
6556369 Disk drive device with a high frequency access method and apparatus Hideo Asano, Tetsuo Ueda 2003-04-29
6209046 DMA transfer from a storage unit to a host using at least two transfer rates and cyclic error detection Masahiko Sato, Toshio Kakihara, Hiroshi Oshikawa, Hideo Asano 2001-03-27
6118608 Disk drive unit and error recovery method executing shorter error recovery procedure when write errors and reset instruction occur Toshio Kakihara, Takumi Satoh, Masahiko Satoh 2000-09-12
6041392 Disk drive device and method for controlling the same Toshio Kakihara, Yuhji Kigami, Takahiro Saitoh 2000-03-21