Issued Patents All Time
Showing 1–25 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12148469 | Method for manufacturing memory system including a storage device | Katsuhiko Hoya | 2024-11-19 |
| 11101319 | Semiconductor storage device including variable resistance elements | Katsuhiko Hoya, Hiroyuki Takenaka | 2021-08-24 |
| 10783946 | Semiconductor memory device including memory cell arrays | Katsuhiko Hoya | 2020-09-22 |
| 10056128 | Semiconductor storage device | Fumiyoshi Matsuoka | 2018-08-21 |
| 10049711 | Magnetoresistive memory device | Keisuke NAKATSUKA, Katsuhiko Hoya, Takeshi Hamamoto, Hiroyuki Takenaka | 2018-08-14 |
| 9824738 | Semiconductor storage device | Fumiyoshi Matsuoka | 2017-11-21 |
| 9704918 | Semiconductor storage device | Katsuhiko Hoya, Mariko Iizuka, Takashi Nakazawa, Hiroyuki Takenaka | 2017-07-11 |
| 9646667 | Semiconductor memory device | Katsuhiko Hoya | 2017-05-09 |
| 9368199 | Memory device | Katsuhiko Hoya, Mariko Iizuka, Hiroyuki Takenaka | 2016-06-14 |
| 9299409 | Semiconductor storage device | Katsuhiko Hoya, Mariko Ilzuka, Takashi Nakazawa, Hiroyuki Takenaka | 2016-03-29 |
| 9208848 | Semiconductor storage device | Katsuhiko Hoya | 2015-12-08 |
| 9058886 | Power supply circuit and protection circuit | — | 2015-06-16 |
| 8619455 | Ferroelectric memory | Daisaburo Takashima | 2013-12-31 |
| 8248835 | Semiconductor memory and test method for the semiconductor memory | Daisaburo Takashima | 2012-08-21 |
| 8116112 | Semiconductor memory device | Daisaburo Takashima | 2012-02-14 |
| 7990791 | Semiconductor memory device | Daisaburo Takashima | 2011-08-02 |
| 7542325 | Ferroelectric memory | Daisaburo Takashima | 2009-06-02 |
| 7486578 | Test method for ferroelectric memory | Daisaburo Takashima | 2009-02-03 |
| 7257011 | Semiconductor memory having twisted bit line architecture | Daisaburo Takashima | 2007-08-14 |
| 7218546 | Integrated circuit device provided with series-connected TC parallel unit ferroelectric memory and method for testing the same | Daisaburo Takashima, Shinichiro Shiratake | 2007-05-15 |
| 7211851 | Ferroelectric memory | Daisaburo Takashima | 2007-05-01 |
| 7211704 | Method for producing p-dichlorobenzene | Takashi Wakasugi, Tsugio Nonaka, Takanobu Hanabusa, Kazuhiko Sunagawa, Shigeru Mizusawa | 2007-05-01 |
| 7209398 | Semiconductor memory device having redundancy cell array shared by a plurality of memory cell arrays | Daisaburo Takashima | 2007-04-24 |
| 6906969 | Hybrid fuses for redundancy | Thomas Roehr, Hans-Oliver Joachim, Norbert Rehm | 2005-06-14 |
| 6707736 | Semiconductor memory device | Daisaburo Takashima, Thomas Roehr | 2004-03-16 |