Assignee
TS AO SI LING
4 granted patents·206 citations·filing 1974–1989
Top patents by PatentIndex Score
4 records- 0193US3988550ATelephone repertory dialerTS AO SI LING·Filed 1974·Granted Oct 26, 1976·104 cites·35 claims
- 0289US4421269ASystem for control of water temperatureTS AO SI LING·Filed 1982·Granted Dec 20, 1983·79 cites·14 claims
- 0359US4275273ATelephone index for repertory dialerTS AO SI LING·Filed 1979·Granted Jun 23, 1981·10 cites·9 claims
- 0442US4924626ADevice for automatically opening and closing a doorTS AO SI LING·Filed 1989·Granted May 15, 1990·13 cites·17 claims
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