Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12306257 | Battery performance evaluation device, electronic apparatus, charger, and battery performance evaluation method | Ichiro Munakata, Shuntaro Igari | 2025-05-20 |
| 12169225 | Secondary battery inspection method and secondary battery inspection device | Ichiro Munakata, Satoshi Tanno | 2024-12-17 |
| 12092696 | Simulated battery construction method and simulated battery construction device | Ichiro Munakata | 2024-09-17 |
| 12072385 | Charge and discharge testing device | Yutaka Tomizawa | 2024-08-27 |
| 11977128 | Used battery unit depository | Satoshi Tanno | 2024-05-07 |
| 11933857 | Battery residual value determination system | Ichiro Munakata, Toshiaki Kanari, Masahiro Shoji, Katsunari Matsumoto, Ryo Ishigami +2 more | 2024-03-19 |
| 11774511 | Battery performance evaluation method and battery performance evaluation device | Ichiro Munakata, Shuntaro Igari | 2023-10-03 |
| 11630160 | Battery residual value display device | Ichiro Munakata, Toshiaki Kanari, Masahiro Shoji, Katsunari Matsumoto, Ryo Ishigami +2 more | 2023-04-18 |
| 11085971 | Degradation state determination device and degradation state determination method | Ichiro Munakata | 2021-08-10 |
| 10234830 | Feedback control device | Ichirou Munakata | 2019-03-19 |
| 9391573 | Digital AGC control method and feedback control apparatus | Ichirou Munakata | 2016-07-12 |
| 9312770 | Power converter | Yutaka Tomizawa, Hiroshi Fukushima | 2016-04-12 |
| 9112412 | Full-bridge power converter | Seiji Kawaberi, Shigeki Nakajima | 2015-08-18 |
| 7974797 | Method and apparatus for confirming the charge amount and degradation state of a battery, a storage medium, an information processing apparatus, and an electronic apparatus | — | 2011-07-05 |
| 7429849 | Method and apparatus for confirming the charge amount and degradation state of a battery, a storage medium, an information processing apparatus, and an electronic apparatus | — | 2008-09-30 |
| 6404168 | Auxiliary battery for portable devices | — | 2002-06-11 |
| 6181100 | Power supply apparatus for charging and discharging battery with high energy efficiency | — | 2001-01-30 |
| 6140905 | Electrically conductive contact pin having a temperature fuse function | — | 2000-10-31 |
| 5831507 | Dual-functional fuse unit that is responsive to electric current and ambient temperature | Mikizo Kasamatsu | 1998-11-03 |