Assignee
TF PURIFINER INC
US·4 granted patents·321 citations·filing 1994–1996
Top patents by PatentIndex Score
4 records- 0195US5591330AOil filter containing an oil soluble thermoplastic additive material thereinTF PURIFINER INC·Filed 1994·Granted Jan 7, 1997·173 cites·21 claims
- 0287US5718258AReleasing additives into engine oilTF PURIFINER INC·Filed 1996·Granted Feb 17, 1998·122 cites·20 claims
- 0365US5630912AOil reclamation device with evaporator base and head mounted filterTF PURIFINER INC·Filed 1996·Granted May 20, 1997·23 cites·10 claims
- 0431US5639965AOil reclamation system flow meterTF PURIFINER INC·Filed 1996·Granted Jun 17, 1997·3 cites·18 claims
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