YS

Yuji Sakai

KT Kabushiki Kaisha Toshiba: 20 patents #1,460 of 21,451Top 7%
HI Hitachi: 16 patents #2,438 of 28,497Top 9%
OL Olympus: 14 patents #275 of 3,097Top 9%
SO Sony: 10 patents #4,411 of 25,231Top 20%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
HE Hitachi Vlsi Engineering: 6 patents #133 of 666Top 20%
AD Advantest: 3 patents #330 of 1,193Top 30%
HC Hitachi Ulsi Systems Co.: 3 patents #305 of 867Top 40%
TL Tokyo Electron Limited: 3 patents #2,069 of 5,567Top 40%
KC Kuraray Co.: 2 patents #662 of 1,827Top 40%
Kioxia: 2 patents #693 of 1,813Top 40%
EM Elpida Memory: 2 patents #267 of 692Top 40%
OS Olympus Medical Systems: 2 patents #325 of 833Top 40%
PI Pola Chemical Industries: 2 patents #52 of 199Top 30%
SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%
OU Osaka University: 1 patents #681 of 1,984Top 35%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
SC Screen Holdings Co.: 1 patents #452 of 686Top 70%
ME Megachips: 1 patents #105 of 184Top 60%
SD Showa Denko: 1 patents #231 of 593Top 40%
OW Okuma Machinery Works: 1 patents #6 of 28Top 25%
LG Lion Group: 1 patents #229 of 587Top 40%
Brother Kogyo: 1 patents #2,155 of 2,767Top 80%
Overall (All Time): #16,743 of 4,157,543Top 1%
93
Patents All Time

Issued Patents All Time

Showing 51–75 of 93 patents

Patent #TitleCo-InventorsDate
7499340 Semiconductor memory device and defect remedying method thereof Kazuhiko Kajigaya, Kazuyuki Miyazawa, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki +17 more 2009-03-03
7489468 Method and apparatus for head positioning control in a disk drive Yusuke Ohinata, Koji Osafune, Masahide Yatsu 2009-02-10
7460324 Head amplifier circuit with function for degaussing residual magnetism of recording head Yusuke Ohinata, Hiroyuki Naka 2008-12-02
7411753 Method and apparatus for magnetization test of write head in a disk drive 2008-08-12
7345929 Semiconductor memory device and defect remedying method thereof Kazuhiko Kajigaya, Kazuyuki Miyazawa, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki +17 more 2008-03-18
7307224 Semiconductor device having a mount board 2007-12-11
7257172 Signal processing device utilizing partial response maximum likelihood detection Yutaka Okamoto, Manabu Akamatsu 2007-08-14
7203101 Semiconductor memory device and defect remedying method thereof Kazuhiko Kajigaya, Kazuyuki Miyazawa, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki +17 more 2007-04-10
7203015 Method and apparatus for decoding sync marks in a disk Kazuhito Shimomura 2007-04-10
7057844 Method and apparatus for head positioning control in a disk drive Koji Osafune 2006-06-06
7016236 Semiconductor memory device and defect remedying method thereof Kazuhiko Kajigaya, Kazuyuki Miyazawa, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki +17 more 2006-03-21
7009792 Method and apparatus for data reproducing in a disk drive Koji Osafune 2006-03-07
6975469 Servo data coded recording system for disk drive 2005-12-13
6963459 Method and apparatus for optimizing auto gain control of read channel in a disk drive 2005-11-08
6898130 Semiconductor memory device and defect remedying method thereof Kazuhiko Kajigaya, Kazuyuki Miyazawa, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki +17 more 2005-05-24
6894562 High-frequency amplifier, feed-forward amplifier and distortion compensating amplifier Masatoshi Nakayama, Kenichi Horiguchi, Yukio Ikeda, Satoshi Kunugi 2005-05-17
6657901 Semiconductor device formed in a rectangle region on a semiconductor substrate including a voltage generating circuit Kazuhiko Kajigaya, Kazuyuki Miyazawa, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki +17 more 2003-12-02
6609540 Method and apparatus for supplying fluorine gas Junichi Torisu, Mituyoshi Yamazaki, Yasuyuki Hoshino, Shunzou Nakagawa 2003-08-26
6566945 Feedforward amplifier Masatoshi Nakayama, Kenichi Horiguchi, Yukio Ikeda, Kazuyuki Totani, Satoshi Kunugi +1 more 2003-05-20
6515913 Semiconductor memory device and defect remedying method thereof Kazuhiko Kajigaya, Kazuyuki Miyazawa, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki +17 more 2003-02-04
6456160 Feedforward amplifier Masatoshi Nakayama, Kenichi Horiguchi, Yukio Ikeda, Junichi Nagano, Haruyasu Senda 2002-09-24
6335884 Semiconductor memory device and defect remedying method thereof Kazuhiko Kajigaya, Kazuyuki Miyazawa, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki +17 more 2002-01-01
6309618 Method for treating exhaust gas containing fluorine-containing interhalogen compound, and treating agent and treating apparatus Manabu Ohira, Junichi Torisu, Yasuyuki Hoshino, Andrei Kuznetsov 2001-10-30
6212089 Semiconductor memory device and defect remedying method thereof Kazuhiko Kajigaya, Kazuyuki Miyazawa, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki +17 more 2001-04-03
6177812 Phase detector Fumiaki Nagao 2001-01-23