HI

Hiroshi Itagaki

IBM: 126 patents #382 of 70,183Top 1%
Canon: 6 patents #8,497 of 19,416Top 45%
IC Idemitsu Petrochemical Co.: 4 patents #94 of 578Top 20%
Globalfoundries: 1 patents #2,221 of 4,424Top 55%
LP Lenovo (Singapore) Pte.: 1 patents #471 of 1,012Top 50%
Overall (All Time): #7,357 of 4,157,543Top 1%
138
Patents All Time

Issued Patents All Time

Showing 101–125 of 138 patents

Patent #TitleCo-InventorsDate
9343106 Performing process for removal medium Yutaka Oishi, Kazuhiro Ozeki, Katsumi Yoshimura 2016-05-17
9292227 Method for divisionally managing files on a user basis, and a storage system and computer program product thereof Takashi Ashida, Tohru Hasegawa, Shinsuke Mitsuma, Terue Watanabe 2016-03-22
9262081 Method for reading file using plurality of tape media Takashi Ashida, Setsuko Masuda, Tsuyoshi Miyamura, Terue Watanabe 2016-02-16
9230600 Data recording method for storing first data and second data into a tape medium Toshiyuki Shiratori 2016-01-05
9086810 Writing and reading data having multiple access patterns on tape media Takashi Katagiri, Yohichi Miwa, Yumi Mori, Yoshikuni Murakami, Izuru Narita +2 more 2015-07-21
9086809 Writing and reading data having multiple access patterns on tape media Takashi Katagiri, Yohichi Miwa, Yumi Mori, Yoshikuni Murakami, Izuru Narita +2 more 2015-07-21
9036286 Reading data stored in recording medium Shinobu Fujihara, Takeshi Ishimoto, Kazuhiro Ozeki 2015-05-19
9025271 Method for reading file using plurality of tape media Takashi Ashida, Setsuko Masuda, Tsuyoshi Miyamura, Terue Watanabe 2015-05-05
8984351 Performing process for removal medium Yutaka Oishi, Kazuhiro Ozeki, Katsumi Yoshimura 2015-03-17
8824080 Data recording and reading device and method Toshiyuki Shiratori 2014-09-02
8489785 Apparatus and method for writing data onto tape medium Takashi Katagiri 2013-07-16
8477440 Tape recorder and tape recording that increases empty tape area without loss of necessary data Setsuko Masuda, Yutaka Oishi, Terue Watanabe 2013-07-02
8400897 Migrating data from one recording medium to another Yutaka Oishi 2013-03-19
8009541 Device, method, and computer program product for data migration Kazuhiro Ozeki, Shinobu Fujihara, Takeshi Ishimoto 2011-08-30
7995300 Detection of defective tape drive by aggregating read error statistics Scott M. Fry, James M. Karp, Takashi Katagiri, Pamela R. Nylander-Hill, Yutaka Ooishi 2011-08-09
7903363 Same Wrap backhitchless write method to encode data on a tape storage medium James M. Karp, Takashi Katagiri, Motoko Oe, Yutaka Ooishi 2011-03-08
7821728 Detection of defective tape drive by aggregating read error statistics Scott M. Fry, James M. Karp, Takashi Katagiri, Pamela R. Nylander-Hill, Yutaka Ooishi 2010-10-26
7757099 Validating an encryption key file on removable storage media Paul M. Greco, James M. Karp, Hirokazu Nakayama, Toshiyuki Shiratori 2010-07-13
7710681 Optimizing tape speed for a sync operation James M. Karp, Takashi Katagiri 2010-05-04
7587546 Device, method, and program product for controlling a tape data storage drive Takashi Katagiri, Hirokazu Nakayama 2009-09-08
7483231 Apparatus, system, and method for redundant identification of a storage medium format Paul M. Greco, Takashi Katagiri, Hirokazu Nakayama 2009-01-27
7443624 Method for recording data freshness degrees by a tape drive 2008-10-28
7385776 Device, method, and program product for controlling a tape data storage drive Takashi Katagiri, Hirokazu Nakayama 2008-06-10
7350021 Method of controlling write and read of data for tape recording apparatus Takashi Katagiri, Hironobu Nagura, Hirokazu Nakayama, Yutaka Oishi, Toshiyuki Shiratori +1 more 2008-03-25
6950257 Writing to magnetic tape with backhitchless backspacing and data set invalidation Paul M. Greco, Glen Alan Jaquette, Hironobu Nagura, Hirokazu Nakayama, Satoshi Tohji +1 more 2005-09-27