Assignee
TRIANGLE ENVIRONMENT CORP
5 granted patents·290 citations·filing 1975–1991
Top patents by PatentIndex Score
5 records- 0192US3933614APressure vessel for hydrogen generatorTRIANGLE ENVIRONMENT CORP·Filed 1975·Granted Jan 20, 1976·67 cites·4 claims
- 0290US4003725AApparatus for purifying hydrogen gasTRIANGLE ENVIRONMENT CORP·Filed 1976·Granted Jan 18, 1977·76 cites·6 claims
- 0389US3972695AHydrogen purifierTRIANGLE ENVIRONMENT CORP·Filed 1975·Granted Aug 3, 1976·68 cites·16 claims
- 0476US4002552ALiquid level control systemTRIANGLE ENVIRONMENT CORP·Filed 1975·Granted Jan 11, 1977·23 cites·9 claims
- 0575US5142955ALumber cutter for removing end defects and sawing to desired lengthsTRIANGLE ENVIRONMENT CORP·Filed 1991·Granted Sep 1, 1992·56 cites·18 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →