Issued Patents All Time
Showing 51–75 of 123 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7582921 | Semiconductor device and method for patterning | Toshihiko Tanaka, Toshiaki Yamanaka, Takeshi Sakata, Katsutaka Kimura | 2009-09-01 |
| 7574648 | Semiconductor device | Satoru Akiyama, Riichiro Takemura | 2009-08-11 |
| 7505299 | Semiconductor memory device | Riichiro Takemura, Satoru Akiyama, Satoru Hanzawa, Kazuhiko Kajigaya | 2009-03-17 |
| 7495943 | Semiconductor memory device | Riichiro Takemura | 2009-02-24 |
| 7492655 | Memory device having high speed sense amplifier comprising pull-up circuit and pull-down circuits with drivability for each | Satoru Akiyama, Riichiro Takemura, Takayuki Kawahara | 2009-02-17 |
| 7489588 | Semiconductor memory device having a main amplifier equipped with a current control circuit in a burst read operation | Satoru Hanzawa, Riichiro Takemura, Satoru Akiyama, Kazuhiko Kajigaya | 2009-02-10 |
| 7466577 | Semiconductor storage device having a plurality of stacked memory chips | Hideki Osaka, Tatemi Ido, Osamu Nagashima, Mitsuaki Katagiri, Ichiro Anjo | 2008-12-16 |
| 7447091 | Sense amplifier for semiconductor memory device | Shinichi Miyatake, Takeshi Sakata, Riichiro Takemura, Hiromasa Noda, Kazuhiko Kajigaya | 2008-11-04 |
| 7345938 | Semiconductor device | Riichiro Takemura, Kiyoo Itoh, Takeshi Sakata, Katsutaka Kimura | 2008-03-18 |
| 7310256 | Semiconductor memory device | Riichiro Takemura, Satoru Akiyama, Satoru Hanzawa, Kazuhiko Kajigaya | 2007-12-18 |
| 7304910 | Semiconductor memory device with sub-amplifiers having a variable current source | Satoru Hanzawa, Riichiro Takemura, Satoru Akiyama, Kazuhiko Kajigaya | 2007-12-04 |
| 7289346 | Semiconductor integrated circuit | Riichiro Takemura, Kazuhiko Kajigaya, 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 | Kazuhiko Kajigaya, Katsutaka Kimura, Riichiro Takemura, Tsugio Takahashi, Yoshitaka Nakamura | 2007-09-25 |
| 7262983 | Semiconductor memory | Riichiro Takemura, Takeshi Sakata, Kazushige Ayukawa, Takayuki Kawahara | 2007-08-28 |
| 7230867 | Semiconductor device | Riichiro Takemura, Kiyoo Itoh, Takeshi Sakata, Katsutaka Kimura | 2007-06-12 |
| 7224629 | Memory device having high speed sense amplifier comprising pull-up circuit and pull-down circuits with different drivability for each | Satoru Akiyama, Riichiro Takemura, Takayuki Kawahara | 2007-05-29 |
| 7200061 | Sense amplifier for semiconductor memory device | Shinichi Miyatake, Takeshi Sakata, Riichiro Takemura, Hiromasa Noda, Kazuhiko Kajigaya | 2007-04-03 |
| 7196368 | Semiconductor memory arrangements with crown shaped capacitor arrangements trenched in interlayer dielectric film | Shinichiro Kimura, Toshiaki Yamanaka, Kiyoo Itoh, Takeshi Sakata, Hideyuki Matsuoka | 2007-03-27 |
| 7196953 | Semiconductor device using high-speed sense amplifier | Riichiro Takemura, Takeshi Sakata | 2007-03-27 |
| 7193884 | Semiconductor memory device | Satoru Akiyama, Riichiro Takemura, Satoru Hanzawa, Kazuhiko Kajigaya | 2007-03-20 |
| 7184326 | Semiconductor memory | Riichiro Takemura, Takeshi Sakata, Kazushige Ayukawa, Takayuki Kawahara | 2007-02-27 |
| 7173838 | Content addressable memory device | Satoru Hanzawa, Riichiro Takemura | 2007-02-06 |
| 7105873 | Semiconductor device and method for patterning | Toshihiko Tanaka, Toshiaki Yamanaka, Takeshi Sakata, Katsutaka Kimura | 2006-09-12 |
| 7098478 | Semiconductor memory device using vertical-channel transistors | Norikatsu Takaura, Hideyuki Matsuoka, Riichiro Takemura, Kousuke Okuyama, Masahiro Moniwa +2 more | 2006-08-29 |
| 7030438 | Semiconductor integrated circuit | Riichiro Takemura, Kazuhiko Kajigaya, Katsutaka Kimura, Tsugio Takahashi | 2006-04-18 |