Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12218353 | Carbonaceous material, method for producing same, electrode active material for electrochemical device, electrode for electrochemical device, and electrochemical device | Hiroyuki NISHINAMI, Yumika NISHITA | 2025-02-04 |
| 12215030 | Carbonaceous material, method for producing same, electrode active material for electrochemical device, electrode for electrochemical device, and electrochemical device | Hiroyuki NISHINAMI, Yumika NISHITA | 2025-02-04 |
| 12199286 | Additive for electrochemical element positive electrode, composition for electrochemical element positive electrode including said additive, and electrochemical element | Kengo TACHIKAWA, Mao TAKAYAMA, Yoshihisa INUI, Hiroyuki NISHINAMI, Yumika NISHITA | 2025-01-14 |
| 11823837 | Carbonaceous material for electric double layer capacitors and method for producing same | Yumika NISHITA, Yoshifumi Egawa, Kiyoto Otsuka | 2023-11-21 |
| 11731880 | Carbonaceous material and method for producing same, electrode active material for electrochemical devices, electrode for electrochemical devices, and electrochemical device | Yumika NISHITA, Hiroyuki NISHINAMI | 2023-08-22 |
| 10879014 | Carbonaceous material for electric double layer capacitors and method for producing same | Yumika NISHITA, Yoshifumi Egawa, Kiyoto Otsuka | 2020-12-29 |
| 10297398 | Porous carbon material for electrode of energy storage device and method for manufacturing said material | Yumika NISHITA, Yoshifumi Egawa, Kiyoto Otsuka | 2019-05-21 |
| 9368292 | Carbon material for polarizable electrodes and method for producing same | Akimi Ogawa, Yumika Ninomiya, Kiyoto Otsuka | 2016-06-14 |
| 7759289 | Activated carbon, method for production thereof, polarizing electrode and electrical double layer capacitor | Hideharu Iwasaki, Nozomu Sugo, Mitsunori Hitomi, Takeshi Fujino, Shigeki Oyama +1 more | 2010-07-20 |
| 7709415 | Method for manufacturing activated carbon, polarizable electrode, and electric double-layered capacitor | Nozomu Sugo, Hideharu Iwasaki, Takanori Kitamura, Tatsuo Morotomi, Tsuyoshi Kowaka +4 more | 2010-05-04 |
| 7410510 | Process of producing activated carbon for electrode of electric double layer capacitor | Takeshi Fujino | 2008-08-12 |
| 7214646 | Method for producing activated carbon for electrode of electric double-layer capacitor | Takeshi Fujino, Shigeki Oyama, Naohiko Oki, Minoru Noguchi, Kenji Sato +3 more | 2007-05-08 |
| 6589904 | Activated carbon and method for producing it | Hideharu Iwasaki, Nozomu Sugo, Yoshifumi Egawa, Hajime Aoki | 2003-07-08 |
| 6554886 | Porous adsorbent and filter | Takayuki Yoshikawa, Masaki Fukuura | 2003-04-29 |
| 6207255 | Adsorbent article with dust collection function | Masaki Fukuura, Teruhiro Okada, Shohichi Takamoto | 2001-03-27 |
| 5436092 | Non-aqueous secondary liquid battery | Kiyoto Ohtsuka, Toshiyuki Ohsawa, Toshiyuki Kabata | 1995-07-25 |