Issued Patents All Time
Showing 25 most recent of 131 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12414299 | Nonvolatile semiconductor memory device and manufacturing method thereof | Masaru Kito, Hideaki Aochi, Ryota Katsumata, Akihiro Nitayama, Hiroyasu Tanaka +3 more | 2025-09-09 |
| 12356622 | Nonvolatile semiconductor memory device and method for manufacturing same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +7 more | 2025-07-08 |
| RE50330 | Nonvolatile semiconductor memory device and method for driving same | Ryota Katsumata, Hideaki Aochi, Hiroyasu Tanaka, Masaru Kito, Yoshiaki Fukuzumi +7 more | 2025-03-04 |
| 12058862 | Non-volatile semiconductor storage device and method of manufacturing the same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +2 more | 2024-08-06 |
| 11903205 | Method for reading data of a first memory cell transistor of a nonvolatile semiconductor memory device | Masaru Kito, Hideaki Aochi, Ryota Katsumata, Akihiro Nitayama, Hiroyasu Tanaka +3 more | 2024-02-13 |
| 11903207 | Method for writing data of a first memory cell transistor of a nonvolatile semiconductor memory device | Masaru Kito, Hideaki Aochi, Ryota Katsumata, Akihiro Nitayama, Hiroyasu Tanaka +3 more | 2024-02-13 |
| 11844218 | Non-volatile semiconductor storage device and method of manufacturing the same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +2 more | 2023-12-12 |
| 11792992 | Nonvolatile semiconductor memory device and method for manufacturing same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +7 more | 2023-10-17 |
| 11574926 | Non-volatile semiconductor storage device and method of manufacturing the same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +2 more | 2023-02-07 |
| RE49152 | Nonvolatile semiconductor memory device and method for driving same | Ryota Katsumata, Hideaki Aochi, Hiroyasu Tanaka, Masaru Kito, Yoshiaki Fukuzumi +7 more | 2022-07-26 |
| 11393840 | Non-volatile semiconductor storage device and method of manufacturing the same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +2 more | 2022-07-19 |
| 11374021 | Manufacturing method of a nonvolatile semiconductor memory device | Masaru Kito, Hideaki Aochi, Ryota Katsumata, Akihiro Nitayama, Hiroyasu Tanaka +3 more | 2022-06-28 |
| 11362106 | Manufacturing method of a nonvolatile semiconductor memory device | Masaru Kito, Hideaki Aochi, Ryota Katsumata, Akihiro Nitayama, Hiroyasu Tanaka +3 more | 2022-06-14 |
| 11257842 | Nonvolatile semiconductor memory device and method for manufacturing same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +7 more | 2022-02-22 |
| 10916559 | Nonvolatile semiconductor memory device and manufacturing method thereof | Masaru Kito, Hideaki Aochi, Ryota Katsumata, Akihiro Nitayama, Hiroyasu Tanaka +3 more | 2021-02-09 |
| RE48191 | Nonvolatile semiconductor memory device and method for driving same | Ryota Katsumata, Hideaki Aochi, Hiroyasu Tanaka, Masaru Kito, Yoshiaki Fukuzumi +7 more | 2020-09-01 |
| 10658383 | Nonvolatile semiconductor memory device and method for manufacturing same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +7 more | 2020-05-19 |
| 10418378 | Nonvolatile semiconductor memory device and method for manufacturing same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +7 more | 2019-09-17 |
| 10211219 | Nonvolatile semiconductor memory device and manufacturing method thereof | Masaru Kito, Hideaki Aochi, Ryota Katsumata, Akihiro Nitayama, Hiroyasu Tanaka +3 more | 2019-02-19 |
| 10163931 | Non-volatile semiconductor storage device and method of manufacturing the same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +2 more | 2018-12-25 |
| 9985050 | Non-volatile semiconductor storage device and method of manufacturing the same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +2 more | 2018-05-29 |
| RE46785 | Nonvolatile semiconductor memory device and method for driving same | Ryota Katsumata, Hideaki Aochi, Hiroyasu Tanaka, Masaru Kito, Yoshiaki Fukuzumi +7 more | 2018-04-10 |
| 9941296 | Nonvolatile semiconductor memory device and method for manufacturing same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +7 more | 2018-04-10 |
| 9748260 | Nonvolatile semiconductor memory device and manufacturing method thereof | Masaru Kito, Hideaki Aochi, Ryota Katsumata, Akihiro Nitayama, Hiroyasu Tanaka +3 more | 2017-08-29 |
| 9741738 | Non-volatile semiconductor storage device and method of manufacturing the same | Yoshiaki Fukuzumi, Ryota Katsumata, Masaru Kito, Hiroyasu Tanaka, Yosuke Komori +2 more | 2017-08-22 |