Assignee
LENCO INC
8 granted patents·627 citations·filing 1977–1987
Top patents by PatentIndex Score
8 records- 0198US4124944ADevice for teaching and evaluating a person's skill as a welderLENCO INC·Filed 1977·Granted Nov 14, 1978·221 cites·32 claims
- 0293US4931018ADevice for training weldersLENCO INC·Filed 1987·Granted Jun 5, 1990·261 cites·34 claims
- 0386US4403136AArc welding gun with handle assemblyLENCO INC·Filed 1981·Granted Sep 6, 1983·64 cites·6 claims
- 0478US4543538AComplementary output amplifier with an input for offsetting voltagesLENCO INC·Filed 1984·Granted Sep 24, 1985·20 cites·11 claims
- 0562US4388637AVideo signal monitoring device and methodLENCO INC·Filed 1981·Granted Jun 14, 1983·15 cites·42 claims
- 0656US4286755AValve for a sandblasting deviceLENCO INC·Filed 1979·Granted Sep 1, 1981·30 cites·16 claims
- 0743US4553013AGas seal for MIG gun systemsLENCO INC·Filed 1984·Granted Nov 12, 1985·9 cites·17 claims
- 0843US4230929AControl circuit for a welding deviceLENCO INC·Filed 1978·Granted Oct 28, 1980·7 cites·11 claims
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