Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12283720 | Bus bar, and battery module using same | Nobuyoshi Tanaka, Tatsuhiko Kawasaki | 2025-04-22 |
| 12021266 | Battery module | Hiroaki Masuda, Tatsuhiko Kawasaki, Osamu Kubota | 2024-06-25 |
| 11552377 | Rectangular secondary battery | Masaaki Iwasa, Takuro Tsunaki, Sho Matsumoto | 2023-01-10 |
| 11303002 | Secondary battery | Keisuke Sawada, Takuro Tsunaki | 2022-04-12 |
| 11011812 | Secondary battery | Keisuke Sawada, Shou Saimaru, Naoki Kojima | 2021-05-18 |
| 10388939 | Secondary battery | Keisuke Sawada, Takuro Tsunaki, Masaaki Iwasa | 2019-08-20 |
| 10224535 | Rectangular secondary battery | Keisuke Sawada, Takuro Tsunaki | 2019-03-05 |
| 10147925 | Square secondary battery | Takuro Tsunaki, Masaaki Iwasa, Sho Saimaru, Sho Matsumoto | 2018-12-04 |
| 9954216 | Rectangular secondary battery | Keisuke Sawada, Takuro Tsunaki | 2018-04-24 |
| 9741994 | Secondary battery with current breaking mechanism | Masaaki Iwasa, Takuro Tsunaki, Sho Matsumoto | 2017-08-22 |
| 9620762 | Electrical storage element | Takuro Tsunaki, Masaaki Iwasa, Sho Saimaru, Sho Matsumoto | 2017-04-11 |
| 9543559 | Square secondary battery | Yoshikazu Noiri, Masafumi Shiwa | 2017-01-10 |
| 8986874 | Prismatic cell and production method for the same | Fujio Hirano, Kouichi Kajiwara, Kiyoyuki Sekine, Yasuhiro Matsuoka, Suguru Watashi | 2015-03-24 |
| 8530068 | Square battery and manufacturing method of the same | Fujio Hirano | 2013-09-10 |
| 7666547 | Sealed prismatic battery | Osamu Watanabe, Yoshiki Somatomo | 2010-02-23 |
| 5798899 | Tape cartridge with an upper case wall cover plate | Yoshimi Maehara, Hiroshi Ohkubo, Takashi Miyamoto | 1998-08-25 |
| D331926 | Magnetic tape cassette | Yoshimi Maehara, Hiroshi Ohkubo, Takashi Miyamoto | 1992-12-22 |
| 4735378 | Tape cartridge with an arrangement of a magnetic shielding plate | Shinichi Kagano | 1988-04-05 |
| 4731687 | Tape cartridge | Shinichi Kagano, Osamu Yamamoto, Mutsunori Hamaoka | 1988-03-15 |