YI

Yoji Idei

EM Elpida Memory: 9 patents #63 of 692Top 10%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
HC Hitachi Device Engineering Co.: 1 patents #292 of 514Top 60%
HC Hitachi Ulsi Systems Co.: 1 patents #577 of 867Top 70%
PS Ps4 Luxco S.A.R.L.: 1 patents #127 of 276Top 50%
Overall (All Time): #323,992 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8891318 Semiconductor device having level shift circuit Takenori Sato, Hiromasa Noda 2014-11-18
8659321 Semiconductor device having sense amplifier Yuko Watanabe, Yoshiro Riho, Hiromasa Noda, Kosuke Goto 2014-02-25
8174907 Semiconductor device having data input/output unit connected to bus line Takuyo Kodama 2012-05-08
7889584 Semiconductor memory device having input first-stage circuit Susumu Hatano, Yoji Nishio, Seiji Funaba, Yutaka Uematsu 2011-02-15
7863969 Power supply voltage dropping circuit using an N-channel transistor output stage Ryohei Furuya 2011-01-04
7719911 Semiconductor storage device Kazuhiro Teramoto, Takenori Sato, Hiroki Fujisawa 2010-05-18
7675347 Semiconductor device operating in an active mode and a standby mode Kazuhiro Teramoto 2010-03-09
7663954 Semiconductor memory device including a sense amplifier having a reduced operating current Kazuhiro Teramoto 2010-02-16
7649790 Semiconductor memory device Kazuhiro Teramoto, Takenori Sato 2010-01-19
6897705 Semiconductor device using current mirror circuit Yusuke Shimizu 2005-05-24
6867626 Clock synchronization circuit having bidirectional delay circuit strings and controllable pre and post stage delay circuits connected thereto and semiconductor device manufactured thereof 2005-03-15
6717833 Semiconductor device Goro Kitsukawa, Kanji Oishi, Akira Ide 2004-04-06
6175516 Semiconductor device Goro Kitsukawa, Kanji Oishi, Akira Ide 2001-01-16
6067257 Semiconductor integrated circuit device having step-down voltage circuit Goro Kitsukawa 2000-05-23
4986666 Semiconductor memory device Noriyuki Homma, Hisayuki Higuchi, Hiroaki Nambu, Yoshiaki Sakurai 1991-01-22