Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653818 | Method for predicting the equilibrated open-circuit voltage of an electrochemical energy store | Helmut Laig-Horstebrock | 2003-11-25 |
| 6600237 | Method for controlling a plurality of electrical loads operated at the same time by a current source | — | 2003-07-29 |
| 6534992 | Method for determining the performance of a storage battery | Ingo Koch | 2003-03-18 |
| 6448776 | Method for measuring fitness for use of a storage battery subject to electric loading | Sigmar Bräuninger | 2002-09-10 |
| 6392415 | Method for determining the state of charge of lead-acid rechargeable batteries | Helmut Laig-Horstebrock, Detief Brunn, Karl-Heinz Leiblein, Dieter Ubermeier | 2002-05-21 |
| 6388450 | Method for determining the state of charge of storage batteries | Gerolf Richter | 2002-05-14 |
| 6362598 | Method for determining the state of charge and loading capacity of an electrical storage battery | Helmut Laig-Horstebrock, Gerolf Richter | 2002-03-26 |
| 6335115 | Secondary lithium-ion cell with an auxiliary electrode | — | 2002-01-01 |
| 6268712 | Method for determining the starting ability of a starter battery in a motor vehicle | Helmut Laig-Horstebrock | 2001-07-31 |
| 6163133 | Process for determining the state of charge and the peak current loadability of batteries | Helmut Laig-Horstebrock, Dieter Ubermeier, Karsten Michels, Uwe Dierker | 2000-12-19 |
| 5990660 | Process for improving the charging and discharging capacity of storage batteries | — | 1999-11-23 |