Assignee
LEVENBERG NAT
6 granted patents·118 citations·filing 1980–1988
Top patents by PatentIndex Score
6 records- 0178US4449631ATamper proof packagingLEVENBERG NAT·Filed 1983·Granted May 22, 1984·49 cites·3 claims
- 0266US4852379AMetal forming methods and products formed therebyLEVENBERG NAT·Filed 1988·Granted Aug 1, 1989·17 cites·2 claims
- 0366US4538853AChair for handicapped personsLEVENBERG NAT·Filed 1983·Granted Sep 3, 1985·23 cites·2 claims
- 0453US4329967AAdjustable flue control for furnacesLEVENBERG NAT·Filed 1980·Granted May 18, 1982·13 cites·2 claims
- 0542US4573736AChair for handicapped personsLEVENBERG NAT·Filed 1984·Granted Mar 4, 1986·16 cites·2 claims
- 0628US4301785AAdjustable flue control for furnacesLEVENBERG NAT·Filed 1980·Granted Nov 24, 1981·0 cites·2 claims
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