Issued Patents All Time
Showing 26–50 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9356042 | Non-volatile semiconductor storage device and method of manufacturing the same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kidoh, Masaru Kito, Hiroyasu Tanaka +2 more | 2016-05-31 |
| 9318503 | Nonvolatile semiconductor memory device and method for manufacturing same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Masaru Kidoh, Hiroyasu Tanaka +7 more | 2016-04-19 |
| 9312134 | Nonvolatile semiconductor memory device and method for manufacturing same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Masaru Kidoh, Hiroyasu Tanaka +7 more | 2016-04-12 |
| RE45840 | Nonvolatile semiconductor memory device and method for driving same | Ryota Katsumata, Hideaki Aochi, Hiroyasu Tanaka, Masaru Kito, Yoshiaki Fukuzumi +7 more | 2016-01-12 |
| 9035374 | Non-volatile semiconductor storage device and method of manufacturing the same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kidoh, Masaru Kito, Hiroyasu Tanaka +2 more | 2015-05-19 |
| 9029934 | Nonvolatile semiconductor memory device including floating gate electrodes formed between control gate electrodes and vertically formed along a semiconductor pillar | Masaru Kito, Masaru Kidoh, Tomoko Fujiwara, Megumi Ishiduki, Hiroyasu Tanaka +5 more | 2015-05-12 |
| 8916921 | Non-volatile semiconductor storage device including a dielectric with low permittivity in memory cells arranged in a three dimensional manner | Hiroyasu Tanaka, Hideaki Aochi, Ryota Katsumata, Masaru Kidoh, Masaru Kito +2 more | 2014-12-23 |
| 8884355 | Nonvolatile semiconductor memory device and method for manufacturing same | Hideaki Aochi, Ryota Katsumata, Masaru Kito, Yoshiaki Fukuzumi, Masaru Kidoh +6 more | 2014-11-11 |
| 8791464 | Nonvolatile semiconductor memory device and method for manufacturing same | Tomoko Fujiwara, Ryota Katsumata, Masaru Kito, Yoshiaki Fukuzumi, Masaru Kidoh +6 more | 2014-07-29 |
| 8748971 | Three dimensional nonvolatile semiconductor memory having pillars provided inside an oblate through hole | Hiroyasu Tanaka, Hideaki Aochi, Ryota Katsumata, Masaru Kidoh, Masaru Kito +5 more | 2014-06-10 |
| 8729624 | Non-volatile semiconductor storage device and method of manufacturing the same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kidoh, Masaru Kito, Hiroyasu Tanaka +2 more | 2014-05-20 |
| 8729623 | Nonvolatile semiconductor memory device | Tomo Ohsawa | 2014-05-20 |
| 8728919 | Non-volatile semiconductor storage device and method of manufacturing the same | Masaru Kito, Yoshiaki Fukuzumi, Masaru Kidoh, Megumi Ishiduki, Hiroyasu Tanaka +2 more | 2014-05-20 |
| 8723247 | Semiconductor memory device and method for manufacturing same | Daigo Ichinose | 2014-05-13 |
| 8653582 | Nonvolatile semiconductor memory device and method for manufacturing same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Masaru Kidoh, Hiroyasu Tanaka +7 more | 2014-02-18 |
| 8654586 | Nonvolatile semiconductor memory device | Masaru Kito, Ryota Katsumata, Yoshiaki Fukuzumi, Masaru Kidoh, Hiroyasu Tanaka +7 more | 2014-02-18 |
| 8653577 | Nonvolatile semiconductor memory device | Yoshiaki Fukuzumi, Hiroyasu Tanaka, Megumi Ishiduki, Masaru Kito, Hideaki Aochi +2 more | 2014-02-18 |
| 8569133 | Nonvolatile semiconductor memory device and method of manufacturing the same | Masaru Kito, Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kidoh, Hiroyasu Tanaka +2 more | 2013-10-29 |
| 8541866 | Nonvolatile semiconductor memory device and method for manufacturing same | Ryota Katsumata, Masaru Kito, Yoshiaki Fukuzumi, Masaru Kidoh, Hiroyasu Tanaka +5 more | 2013-09-24 |
| 8440528 | Method for manufacturing a vertical nonvolatile semiconductor memory device including forming floating gates within the recesses created on the interlayer insulating films | Masaru Kito, Masaru Kidoh, Tomoko Fujiwara, Megumi Ishiduki, Hiroyasu Tanaka +5 more | 2013-05-14 |
| 8436414 | Non-volatile semiconductor stacked memory device having two semiconductor pillars in a through hole and method for manufacturing same | Hiroyasu Tanaka, Hideaki Aochi, Ryota Katsumata, Masaru Kidoh, Masaru Kito +5 more | 2013-05-07 |
| 8436415 | Nonvolatile semiconductor memory device and method of manufacturing the same | Masaru Kidoh, Ryota Katsumata, Masaru Kito, Yoshiaki Fukuzumi, Hiroyasu Tanaka +6 more | 2013-05-07 |
| 8426976 | Non-volatile semiconductor storage device and method of manufacturing the same | Megumi Ishiduki, Hideaki Aochi, Ryota Katsumata, Hiroyasu Tanaka, Masaru Kidoh +3 more | 2013-04-23 |
| 8372720 | Non-volatile semiconductor storage device and method of manufacturing the same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kidoh, Masaru Kito, Hiroyasu Tanaka +2 more | 2013-02-12 |
| 8374033 | Nonvolatile semiconductor memory device | Masaru Kito, Ryota Katsumata, Yoshiaki Fukuzumi, Masaru Kidoh, Hiroyasu Tanaka +7 more | 2013-02-12 |