Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12368158 | Negative electrode active material, mixed negative electrode active material, negative electrode for nonaqueous electrolyte secondary battery, lithium ion secondary battery, production method of negative electrode active material, and production method of lithium ion secondary battery | Takakazu Hirose | 2025-07-22 |
| 11658289 | Negative electrode active material, mixed negative electrode active material, and method for producing negative electrode active material | Takakazu Hirose | 2023-05-23 |
| 11430980 | Negative electrode active material, mixed negative electrode active material, negative electrode for nonaqueous electrolyte secondary battery, lithium ion secondary battery, production method of negative electrode active material, and production method of lithium ion secondary battery | Takakazu Hirose | 2022-08-30 |
| 11316147 | Negative electrode active material, mixed negative electrode active material, negative electrode for nonaqueous electrolyte secondary battery, lithium ion secondary battery, and method for producing negative electrode active material | Hidekazu Awano, Takumi MATSUNO, Takakazu Hirose, Masahiro Furuya | 2022-04-26 |
| 11177501 | Production method for non-aqueous electrolyte secondary battery active material providing lithium insertion and solution contact | Takakazu Hirose | 2021-11-16 |
| 11139469 | Negative electrode active material, mixed negative electrode active material, and method for producing negative electrode active material | Takakazu Hirose | 2021-10-05 |
| 11024838 | Production method of negative electrode active material for non-aqueous electrolyte secondary battery and production method of negative electrode for non-aqueous electrolyte secondary battery | Takakazu Hirose, Katsunori Nishiura, Nan Fang | 2021-06-01 |
| 11005095 | Negative electrode active material, mixed negative electrode active material, and method for producing negative electrode active material | Takakazu Hirose | 2021-05-11 |
| 10991971 | Negative electrode active material, mixed negative electrode active material, negative electrode for nonaqueous electrolyte secondary battery, lithium ion secondary battery, and, production method of negative electrode active material | Takumi MATSUNO, Takakazu Hirose, Masahiro Furuya, Hidekazu Awano | 2021-04-27 |
| 10991937 | Negative electrode active material, mixed negative electrode active material, and method for producing negative electrode active material | Takakazu Hirose | 2021-04-27 |
| 10868303 | Negative electrode active material, material of mixed negative electrode active material, negative electrode for non-aqueous electrolyte secondary battery, lithium ion secondary battery, method for producing negative electrode active material and method for producing lithium ion secondary battery | Masahiro Furuya, Hidekazu Awano, Takakazu Hirose, Takumi MATSUNO, Katsunori Nishiura +1 more | 2020-12-15 |
| 10862122 | Negative electrode active material, mixed negative electrode active material, method for producing negative electrode active material | Takakazu Hirose | 2020-12-08 |
| 10833323 | Negative electrode active material for non-aqueous electrolyte secondary battery, non-aqueous electrolyte secondary battery, and method for producing negative electrode material for non-aqueous electrolyte secondary battery | Takakazu Hirose, Takumi MATSUNO, Reiko SAKAI | 2020-11-10 |
| 10811681 | Negative electrode active material, negative electrode, lithium ion secondary battery, method for producing negative electrode material for non-aqueous electrolyte secondary battery and method for producing lithium ion secondary battery | Takakazu Hirose, Hiroki Yoshikawa | 2020-10-20 |
| 10707482 | Negative electrode active material for non-aqueous electrolyte secondary battery, non-aqueous electrolyte secondary battery, method for producing negative electrode material for non-aqueous secondary battery, and method for producing non-aqueous electrolyte secondary battery | Takakazu Hirose, Reiko SAKAI | 2020-07-07 |
| 10700348 | Negative electrode material for nonaqueous electrolyte secondary batteries, and secondary battery | Hiroki Yoshikawa, Masahiro Furuya, Kohta TAKAHASHI | 2020-06-30 |
| 10686189 | Negative electrode material for non-aqueous electrolyte secondary battery, method of producing the same, negative electrode active material layer for non-aqueous electrolyte secondary battery, negative electrode for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery | Kohta TAKAHASHI, Takakazu Hirose, Masahiro Furuya, Hiroki Yoshikawa | 2020-06-16 |
| 10686190 | Negative electrode active material, mixed negative electrode active material, negative electrode for nonaqueous electrolyte secondary battery, lithium ion secondary battery, and, production method of negative electrode active material | Takakazu Hirose | 2020-06-16 |
| 10637053 | Production method of negative electrode active material for nonaqueous electrolyte secondary battery, production method of nonaqueous electrolyte secondary battery, production method of negative electrode for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery | Takakazu Hirose, Katsunori Nishiura, Hitoshi Onishi | 2020-04-28 |
| 10629890 | Negative electrode material for non-aqueous electrolyte secondary battery, negative electrode for non-aqueous electrolyte secondary battery, non-aqueous electrolyte secondary battery, and method of producing negative electrode active material particles | Takakazu Hirose, Hiroki Yoshikawa | 2020-04-21 |
| 10566607 | Negative electrode active material, raw material for a negative electrode active material, negative electrode, lithium ion secondary battery, method for producing a negative electrode active material, and method for producing a lithium ion secondary battery | Takakazu Hirose, Hiroki Yoshikawa | 2020-02-18 |
| 10559822 | Negative electrode active material, mixed negative electrode active material, negative electrode for non-aqueous electrolyte secondary battery, lithium ion secondary battery, method for producing negative electrode active material, and method for producing lithium ion secondary battery | Takumi MATSUNO, Takakazu Hirose, Masahiro Furuya, Hidekazu Awano | 2020-02-11 |
| 10535872 | Negative electrode active material for non-aqueous electrolyte secondary battery, negative electrode for non-aqueous electrolyte secondary battery, non-aqueous electrolyte secondary battery, and method of producing negative electrode active material particles | Takumi MATSUNO, Takakazu Hirose, Hiroki Yoshikawa | 2020-01-14 |
| 10529984 | Negative electrode material for non-aqueous electrolyte secondary battery and method of producing negative electrode active material particles | Kohta TAKAHASHI, Takakazu Hirose, Masahiro Furuya, Hiroki Yoshikawa | 2020-01-07 |
| 10446837 | Negative electrode active material for non-aqueous electrolyte secondary battery, negative electrode for non-aqueous electrolyte secondary battery, non-aqueous electrolyte secondary battery, and method of producing negative electrode material for a non-aqueous electrolyte secondary battery | Kenta Fujisaki, Takumi MATSUNO, Takakazu Hirose, Hiroki Yoshikawa | 2019-10-15 |