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| NAPA Filters Patent Awards |
Click on the NAPA Filter awards below to view product and award.
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Rebuildable Spin-On
U.S. PATENT #5,817,232 |
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Suspended Element Fuel Filter
U.S. PATENT #5,783,078 |
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Flow Inverter for Liquid Filters
U.S. PATENT #5,830,349 |
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Dual Phase Panel Air Filter
U.S. PATENT #5,853,445 |
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Self Venting Valve for Fuel Filters
U.S. PATENT #5,606,989 |
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Flow Separator
U.S. PATENT #5,447,627 |
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Firm Frame Panel Air Filter
U.S. PATENT #5,795,361 |
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