Issued Patents All Time
Showing 1–25 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8879326 | Nonvolatile semiconductor memory device including plural memory cells and a dummy cell coupled to an end of a memory cell | Norio Ohtani | 2014-11-04 |
| 8837225 | Nonvolatile semiconductor memory device and operation method of the same | Masaaki Higuchi, Katsuyuki Sekine, Ryota Katsumata | 2014-09-16 |
| 8482984 | Nonvolatile semiconductor memory device including plural memory cells and a dummy cell coupled to an end of a memory cell | Norio Ohtani | 2013-07-09 |
| 8363480 | Nonvolatile semiconductor storage device | — | 2013-01-29 |
| 8274834 | Nonvolatile semiconductor memory device including plural memory cells and a dummy cell coupled to an end of a memory cell | Norio Ohtani | 2012-09-25 |
| 8222106 | Nonvolatile semiconductor memory device, method of fabricating the nonvolatile semiconductor memory device and process of writing data on the nonvolatile semiconductor memory device | — | 2012-07-17 |
| 8130555 | Nonvolatile semiconductor storage device and method of erase verifying the same | — | 2012-03-06 |
| 8098509 | Nonvolatile semiconductor memory device, method of fabricating the nonvolatile semiconductor memory device and process of writing data on the nonvolatile semiconductor memory device | — | 2012-01-17 |
| 7898867 | Nonvolatile semiconductor memory device including plural memory cells and a dummy cell coupled to an end of a memory cell | Norio Ohtani | 2011-03-01 |
| 7795667 | Semiconductor memory preventing an electric short circuit between a word line and a semiconductor substrate, and manufacturing method for the semiconductor memory | Tadashi Iguchi, Katsuhiro Ishida, Hiroaki Tsunoda, Hirohisa Iizuka, Seiichi Mori | 2010-09-14 |
| 7786524 | Semiconductor device and method of manufacturing the same | — | 2010-08-31 |
| 7692969 | Nonvolatile semiconductor memory device including plural memory cells and a dummy cell coupled to an end of a memory cell | Norio Ohtani | 2010-04-06 |
| 7371654 | Manufacturing method of semiconductor device with filling insulating film into trench | Atsuhiro Sato, Masayuki Ichige, Seiichi Mori, Yuji Takeuchi, Yukio Nishiyama +2 more | 2008-05-13 |
| 7364951 | Nonvolatile semiconductor memory device and method for manufacturing the same | Akira Goda, Riichiro Shirota, Kazuhiro Shimizu, Hirohisa Iizuka, Seiichi Aritome +1 more | 2008-04-29 |
| 7361951 | Flash memory having memory section and peripheral circuit section | Riichiro Shirota, Kikuko Sugimae, Masayuki Ichige, Atsuhiro Sato | 2008-04-22 |
| 7297599 | Method of fabricating semiconductor device | Norio Ohtani, Hirohisa Iizuka, Kazuhito Narita, Eiji Kamiya | 2007-11-20 |
| 7263000 | NAND type memory with dummy cells adjacent to select transistors being biased at different voltage during data erase | Norio Ootani | 2007-08-28 |
| 7238975 | Nonvolatile semiconductor memory device and manufacturing method therefor | Seiichi Mori, Hirohisa Iizuka, Norio Ootani, Kazuhito Narita | 2007-07-03 |
| 7196370 | Nonvolatile semiconductor memory device having trench-type isolation region, and method of fabricating the same | Naoki Kai, Hirohisa Iizuka | 2007-03-27 |
| 7195968 | Method of fabricating semiconductor device | Eiji Kamiya, Hirohisa Iizuka, Kazuhito Narita, Norio Ohtani | 2007-03-27 |
| 7095085 | Nonvolatile semiconductor memory device and method for manufacturing the same | Akira Goda, Riichiro Shirota, Kazuhiro Shimizu, Hirohisa Iizuka, Seiichi Aritome +1 more | 2006-08-22 |
| 7079437 | Nonvolatile semiconductor memory device having configuration of NAND strings with dummy memory cells adjacent to select transistors | Norio Ohtani | 2006-07-18 |
| 7038268 | Nonvolatile semiconductor memory device | Shigeru Kinoshita | 2006-05-02 |
| 7038291 | Semiconductor device and method of fabricating the same | Akira Goda, Mitsuhiro Noguchi | 2006-05-02 |
| 7026241 | Superconductor device and method of manufacturing the same | Akira Goda, Mitsuhiro Noguchi, Yuji Takeuchi | 2006-04-11 |