Inventor · disambiguated record
Leonard J. Kowal
Also filed as: KOWAL LEONARD · KOWAL LEONARD J
15 granted patents·406 citations·filing 1974–1985
94Inventor score
Top patents by PatentIndex Score
15 records- 0191US4685706AReleasable push-to-connect tube fittingCLEVITE IND INC·Filed 1985·Granted Aug 11, 1987·93 cites·17 claims
- 0286US4556242AVibration resistant high pressure tube fittingIMP CLEVITE INC·Filed 1983·Granted Dec 3, 1985·57 cites·12 claims
- 0384US4538842AHigh pressure, leakproof, blowout-proof tube fittingIMP CLEVITE INC·Filed 1983·Granted Sep 3, 1985·53 cites·4 claims
- 0482US4403496ATube bender constructionIMP CLEVITE INC·Filed 1981·Granted Sep 13, 1983·28 cites·28 claims
- 0574US4621842AReleasable push-to-connect tube fittingIMP CLEVITE INC·Filed 1985·Granted Nov 11, 1986·43 cites·10 claims
- 0667US4380922ATube bender constructionIMP CLEVITE INC·Filed 1981·Granted Apr 26, 1983·17 cites·19 claims
- 0767US4379399ATube bender constructionIMP CLEVITE INC·Filed 1981·Granted Apr 12, 1983·17 cites·15 claims
- 0866US4389872ATube bender constructionIMP CLEVITE INC·Filed 1981·Granted Jun 28, 1983·17 cites·13 claims
- 0966US4389873ATube bender constructionIMP CLEVITE INC·Filed 1981·Granted Jun 28, 1983·16 cites·23 claims
- 1057US4595218AInsulative couplingIMP CLEVITE INC·Filed 1983·Granted Jun 17, 1986·22 cites·21 claims
- 1153US4366451AChrominance subcarrier regeneration networkKOWAL LEONARD·Filed 1981·Granted Dec 28, 1982·12 cites·7 claims
- 1252US4068515AFlaring toolGOULD INC·Filed 1977·Granted Jan 17, 1978·11 cites·15 claims
- 1351US4292648AColor corrector for a composite color video signalAMPEX·Filed 1979·Granted Sep 29, 1981·8 cites·7 claims
- 1449US4164758ANoise suppression apparatusKOWAL LEONARD·Filed 1977·Granted Aug 14, 1979·8 cites·9 claims
- 1535US3982563AClamp-on valve structureIMP EASTMAN CORP·Filed 1974·Granted Sep 28, 1976·4 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →