KK

Kazuhiko Kajigaya

HI Hitachi: 107 patents #26 of 28,497Top 1%
EM Elpida Memory: 91 patents #1 of 692Top 1%
PS Ps4 Luxco S.A.R.L.: 23 patents #1 of 276Top 1%
Micron: 18 patents #949 of 6,345Top 15%
HE Hitachi Vlsi Engineering: 14 patents #20 of 666Top 4%
HC Hitachi Ulsi Systems Co.: 13 patents #26 of 867Top 3%
HC Hitachi Device Engineering Co.: 7 patents #48 of 514Top 10%
LS Longitude Semiconductor S.A.R.L.: 1 patents #11 of 67Top 20%
RS Rising Silicon: 1 patents #3 of 20Top 15%
UL Ultramemory: 1 patents #10 of 15Top 70%
📍 Tokyo, WA: #2 of 89 inventorsTop 3%
Overall (All Time): #2,518 of 4,157,543Top 1%
227
Patents All Time

Issued Patents All Time

Showing 126–150 of 227 patents

Patent #TitleCo-InventorsDate
7333363 Semiconductor storage apparatus Kiyoshi Nakai, Isamu Asano 2008-02-19
7317649 Semiconductor storage device 2008-01-08
7310256 Semiconductor memory device Riichiro Takemura, Satoru Akiyama, Satoru Hanzawa, Tomonori Sekiguchi 2007-12-18
7307909 Self-refresh timer circuit and method of adjusting self-refresh timer period Yoshinori Matsui, Hitoshi Tanaka, Akiyoshi Yamamoto, Tadashi Onodera 2007-12-11
7307906 Semiconductor storage device 2007-12-11
7304910 Semiconductor memory device with sub-amplifiers having a variable current source Satoru Hanzawa, Tomonori Sekiguchi, Riichiro Takemura, Satoru Akiyama 2007-12-04
7298662 Semiconductor device with power down arrangement for reduce power consumption Masashi Horiguchi, Masayuki Nakamura, Sadayuki Ohkuma, Yoshinobu Nakagome 2007-11-20
7289346 Semiconductor integrated circuit Tomonori Sekiguchi, Riichiro Takemura, Katsutaka Kimura, Tsugio Takahashi 2007-10-30
7274613 Dynamic random access memory (DRAM) capable of canceling out complementary noise development in plate electrodes of memory cell capacitors Tomonori Sekiguchi, Katsutaka Kimura, Riichiro Takemura, Tsugio Takahashi, Yoshitaka Nakamura 2007-09-25
7269087 Semiconductor memory device Masatoshi Hasegawa 2007-09-11
7257034 Semiconductor integrated circuit device Riichiro Takemura, Takeshi Sakata, Norikatsu Takaura 2007-08-14
7248528 Refresh control method of a semiconductor memory device and semiconductor memory device Yoshiro Riho 2007-07-24
7203101 Semiconductor memory device and defect remedying method thereof Kazuyuki Miyazawa, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki, Yuji Sakai +17 more 2007-04-10
7199648 Semiconductor integrated circuit including first and second switching transistors having operation states corresponding to operation states of first and second logic circuits Masashi Horiguchi, Yasushi Kawase, Takesada Akiba, Yoshinobu Nakagome 2007-04-03
7200061 Sense amplifier for semiconductor memory device Tomonori Sekiguchi, Shinichi Miyatake, Takeshi Sakata, Riichiro Takemura, Hiromasa Noda 2007-04-03
7193884 Semiconductor memory device Tomonori Sekiguchi, Satoru Akiyama, Riichiro Takemura, Satoru Hanzawa 2007-03-20
7154788 Semiconductor integrated circuit device Riichiro Takemura, Takeshi Sakata, Norikatsu Takaura 2006-12-26
7082074 Semiconductor device having a power down mode Masashi Horiguchi, Masayuki Nakamura, Sadayuki Ohkuma, Yoshinobu Nakagome 2006-07-25
7072202 Semiconductor device having a power down mode Masashi Horiguchi, Masayuki Nakamura, Sadayuki Ohkuma, Yoshinobu Nakagome 2006-07-04
7030438 Semiconductor integrated circuit Tomonori Sekiguchi, Riichiro Takemura, Katsutaka Kimura, Tsugio Takahashi 2006-04-18
7016236 Semiconductor memory device and defect remedying method thereof Kazuyuki Miyazawa, Manabu Tsunozaki, Kazuyoshi Oshima, Takashi Yamazaki, Yuji Sakai +17 more 2006-03-21
6992343 Semiconductor memory device Shinichi Miyatake, Kazuyuki Miyazawa, Tomonori Sekiguchi, Riichiro Takemura, Takeshi Sakata 2006-01-31
6944080 Dynamic random access memory(DRAM) capable of canceling out complimentary noise developed in plate electrodes of memory cell capacitors Tomonori Sekiguchi, Katsutaka Kimura, Riichiro Takemura, Tsugio Takahashi, Yoshitaka Nakamura 2005-09-13
6925017 Semiconductor device Riichiro Takemura, Tomonori Sekiguchi, Takeshi Sakata, Shinichi Miyatake, Hiromasa Noda 2005-08-02
6924525 SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE INCLUDING MEMORY CELL SECTION HAVING CAPACITOR OVER BITLINE STRUCTURE AND WITH THE MEMORY AND PERIPHERAL SECTIONS HAVING CONTACT PLUG STRUCTURES CONTAINING A BARRIER FILM AND EFFECTING ELECTRICAL CONTACT WITH MISFETS OF BOTH MEMORY AND PERIPHERAL SECTIONS Seiji Narui, Tetsu Udagawa, Makoto Yoshida 2005-08-02