Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8889309 | Fuel cell system and AC impedance measurement method | Kota Manabe | 2014-11-18 |
| 8603689 | Fuel cell system which measures impedance | Kota Manabe, Nobuyuki Orihashi, Shigetaka Hamada | 2013-12-10 |
| 8288050 | Fuel cell system | Kota Manabe | 2012-10-16 |
| 8263275 | Fuel cell system having a control unit for measuring impedance | Kota Manabe | 2012-09-11 |
| 8241802 | Fuel cell system with constantly accurate impedance measurement | Kota Manabe | 2012-08-14 |
| 8034498 | Fuel cell system | Kota Manabe, Mikio Kizaki, Nobuyuki Orihashi, Shigetaka Hamada | 2011-10-11 |
| 7742268 | Electric vehicle control apparatus | — | 2010-06-22 |
| 7715217 | Voltage conversion device and vehicle | Kota Manabe | 2010-05-11 |
| 7517599 | Fuel cell system | Tadaichi Matsumoto, Shigeto Kajiwara, Hideki Kashiwagi | 2009-04-14 |