Assignee

BEERWALD HANS

DE·2 granted patents·34 citations·filing 1981–1988

Technology mixC03B1 C03C1 C04B1 C23C1 H01S1 H01T1

Top patents by PatentIndex Score

2 records

0166US4349582AGas-discharge method for coating the interior of electrically non-conductive pipesBEERWALD HANS·Filed 1981·Granted Sep 14, 1982·26 cites·5 claims
0245US4942337ASpark gap apparatus triggerable by microwave pulseBEERWALD HANS·Filed 1988·Granted Jul 17, 1990·8 cites·10 claims

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