POWER TECHNOLOGY, INC.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7060391 Current collector structure and methods to improve the performance of a lead-acid batteryExpiredMar 26, 04Jun 13, 06[H01M]
2005/0235,472 Method of manufacture of a battery and current collectorAbandonedFeb 02, 05Oct 27, 05[B05D]
6060198 Electrochemical battery structure and methodExpiredMay 29, 98May 09, 00[H01M]
4463306 System for stabilizing synchronous machinesExpiredSep 11, 81Jul 31, 84[H02P]
4370609 Fault isolator for electric utility distribution systemsExpiredJun 08, 81Jan 25, 83[G01R]
4368418 Apparatus for controlling high voltage by absorption of capacitive varsExpiredApr 21, 81Jan 11, 83[H02J]

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