Individual holder
SCHWALM WALTER A
3 granted patents·17 citations·filing 1982–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0140US5222013AElectrostatic discharge deviceSCHWALM WALTER A·Filed 1991·Granted Jun 22, 1993·14 cites·3 claims
- 0226USD340443SElectrostatic discharge device for use with an electrical wall switchSCHWALM WALTER A·Filed 1991·Granted Oct 19, 1993·2 cites·1 claims
- 0323US4494047AConvergence device for color-producing cathode ray tubeSCHWALM WALTER A·Filed 1982·Granted Jan 15, 1985·1 cites·10 claims
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