Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12362397 | Bipolar all-solid-state sodium ion secondary battery | Kei TSUNODA | 2025-07-15 |
| 12269739 | Method for producing positive electrode active material for alkali ion secondary batteries | Tsuyoshi Honma, Masafumi Hiratsuka, Ayumu TANAKA, Kei TSUNODA, Yoshinori Yamazaki | 2025-04-08 |
| 12266795 | Positive electrode active material for sodium-ion secondary battery | — | 2025-04-01 |
| 12224398 | All-solid-state sodium ion secondary battery | — | 2025-02-11 |
| 12068481 | Positive electrode active material for sodium ion secondary battery | — | 2024-08-20 |
| 11721836 | Solid electrolyte sheet, method for producing same and all-solid-state secondary battery | Junichi IKEJIRI | 2023-08-08 |
| 11588180 | Bipolar all-solid-state sodium ion secondary battery | Kei TSUNODA | 2023-02-21 |
| 11552329 | Solid electrolyte sheet, method for producing same and all-solid-state secondary battery | Junichi IKEJIRI | 2023-01-10 |
| 11515534 | Positive electrode active material for sodium-ion secondary battery | — | 2022-11-29 |
| 11404726 | All-solid-state sodium ion secondary battery | Junichi IKEJIRI | 2022-08-02 |
| 11387455 | Positive electrode active material for sodium ion secondary battery | — | 2022-07-12 |
| 11289703 | Positive electrode active material for sodium-ion secondary cell | — | 2022-03-29 |
| 11165057 | Negative electrode active material for power storage device | — | 2021-11-02 |
| 10833314 | Negative electrode active material for electricity storage devices | — | 2020-11-10 |
| 10763506 | Method of manufacturing positive electrode material for electrical storage device | — | 2020-09-01 |
| 10622673 | Solid electrolyte sheet, method for manufacturing same, and sodium ion all-solid-state secondary cell | Junichi IKEJIRI, Fumio Sato | 2020-04-14 |
| 10522299 | Negative electrode active material for power storage device | — | 2019-12-31 |
| 10374229 | Positive electrode active material for alkali-ion secondary batteries | Tsuyoshi Honma, Takayuki Komatsu, Satoshi Nakata, Fumio Sato | 2019-08-06 |
| 10196268 | Positive electrode active material for sodium ion secondary batteries and method for producing same | Junichi IKEJIRI, Fumio Sato | 2019-02-05 |
| 10193143 | Negative electrode active material for electricity storage devices and method for producing same | — | 2019-01-29 |
| 10135068 | Cathode active material for sodium secondary battery and method for manufacturing the cathode active material for sodium secondary battery | Tsuyoshi Honma, Takayuki Komatsu, Junichi IKEJIRI | 2018-11-20 |
| 10020508 | Composite material as electrode for sodium ion batteries, production method therefor, and all-solid-state sodium battery | Junichi IKEJIRI | 2018-07-10 |
| 9017870 | Negative electrode material for an electrical storage device, and negative electrode for an electrical storage device using the same | Tomohiro Nagakane, Akihiko Sakamoto, Tetsuo Sakai, Meijing Zou | 2015-04-28 |
| 8507392 | LAS-type float glass | Tomohiro Nagakane | 2013-08-13 |