Kabushiki Kaisha Powersystems
4Patents
0Active
4Granted
25Portfolio score
Filing activity: Mar 1, 2000 → Oct 2, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6317343A | Capacitor power supply with switches to decrease variations in output voltage | Electricity | 35 | Expired |
| US6404170B2 | Electrical storage capacitor system having initializing function | Electricity | 13 | Expired |
| US6885170B2 | Connection-switched capacitor storage system | Electricity | 8 | Expired |
| US6462512B2 | Capacitor storage system | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.