TH

Tatsuya Hirai

HI Hitachi: 13 patents #3,142 of 28,497Top 15%
TC Tsubakimoto Chain: 11 patents #36 of 593Top 7%
SC Sanyo Electric Co.: 10 patents #506 of 6,347Top 8%
HG HGST: 9 patents #305 of 1,677Top 20%
Pioneer: 8 patents #199 of 1,730Top 15%
Sharp Kabushiki Kaisha: 7 patents #2,322 of 10,731Top 25%
VJ Victor Company Of Japan: 7 patents #172 of 1,489Top 15%
RE Renesas Electronics: 7 patents #554 of 4,529Top 15%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
HB Hgst Netherlands, B.V.: 4 patents #198 of 972Top 25%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
WT Western Digital Technologies: 1 patents #1,787 of 3,180Top 60%
HV Hitachi Vantara: 1 patents #77 of 254Top 35%
KC Kyb-Ys Co.: 1 patents #6 of 9Top 70%
PA Pasco: 1 patents #9 of 43Top 25%
Overall (All Time): #53,580 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 26–50 of 50 patents

Patent #TitleCo-InventorsDate
7958370 System and device for managing control data Haruko Takano 2011-06-07
7953098 Method for limiting utilizing terminal of contents, and storage device and system for method Haruko Takano 2011-05-31
7845011 Data transfer system and data transfer method 2010-11-30
7783895 Method and apparatus for encrypting data to be secured and inputting/outputting the same Yoshihiro Hori, Yuichi Kanai, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada +2 more 2010-08-24
7778517 Information recording device, information reproduction device, information recording method, information reproduction method, information recording program, information reproduction program, and information recording medium Yuichi Kanai, Yoshihiro Hori, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada 2010-08-17
7752461 Storage apparatus that can properly recommence input and output of classified data Yoshihiro Hori 2010-07-06
7721346 Method and apparatus for encrypting data to be secured and inputting/outputting the same Yoshihiro Hori, Yuichi Kanai, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada +2 more 2010-05-18
7716746 Data storing device for classified data Yoshihiro Hori, Ryoji Ohno, Takeo Ohishi, Akihiro Tozaki, Kenichiro Tada +2 more 2010-05-11
7650328 Data storage device capable of storing multiple sets of history information on input/output processing of security data without duplication Yoshihiro Hori, Kenichiro Tada, Masafumi Tsuru, Takayuki Hasebe 2010-01-19
7433578 Information recording device, information reproduction device, information recording method, information reproduction method, information recording program, information reproduction program, and information recording medium Yuichi Kanai, Yoshihiro Hori, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada +1 more 2008-10-07
7428307 Data reproduction apparatus capable of safely controlling reproduction time of encrypted content data and data reproduction circuit and data recording apparatus used for the same Yoshihiro Hori, Takayuki Hasebe 2008-09-23
7421188 Information edition device, information edition method, information edition program, and information recording medium Yuichi Kanai, Yoshihiro Hori, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada +1 more 2008-09-02
7058770 Method and apparatus for controlling the recording of digital information, by using unit management table Yuichi Kanai, Yoshihiro Hori, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada +1 more 2006-06-06
6373407 Data encoding method for digital data recording and data recording system using the same Takushi Nishiya, Seiichi Mita, Takashi Nara, Yoichi Uehara, Hiroshi Ide +2 more 2002-04-16
6182803 Spring-actuated electromagnetic brake with noise suppressing device Masayuki Fujii 2001-02-06
6155386 Spring-actuated electromagnetic brake with noise suppressing device Kenshi Suzuki, Takaaki Tsuda, Masatoshi Sonoda 2000-12-05
5384286 Process for encapsulating a semiconductor chip, leadframe and heatsink 1995-01-24
5239160 Five-axis table for laser beam machine tool Shunji Sakura, Koichi Saeda, Takashi Makino, Hiroshi Kawanaka, Masayuki Tamura 1993-08-24
5224716 Tilting workpiece support having fine adjustment mechanism Koichi Saeda, Shunji Sakura 1993-07-06
5221824 Work rotating apparatus for laser machining having a hollow output shaft Koichi Saeda, Shunji Sakura, Yuko Sanada 1993-06-22
5214980 Work rotating apparatus for laser machining having improved tilt angle setting mechanism Koichi Saeda, Shunji Sakura, Yuko Sanada 1993-06-01
5204507 Work rotating device for laser beam machine tool Koichi Saeda, Shunji Sakura, Hiroshi Kawanaka, Hisakazu Sakamoto, Hisaharu Terashima +2 more 1993-04-20
5174586 Inclination setting mechanism in work rotating device for laser beam machine tool Koichi Saeda, Shunji Sakura 1992-12-29
5156382 Workpiece support having locking mechanism Koichi Saeda, Shunji Sakura 1992-10-20
5053855 Plastic molded-type semiconductor device Kazunari Michii 1991-10-01