Inventor · disambiguated record
Wouter J. Wiersma
Also filed as: WIERSMA WOUTER J
10 granted patents·151 citations·filing 1988–2001
90Inventor score
Top patents by PatentIndex Score
10 records- 0179US4925093AForced draft direct vent system for a water heaterMOR FLO IND INC·Filed 1988·Granted May 15, 1990·30 cites·25 claims
- 0278US5074464AForced draft direct vent system for a water heaterMOR FLO IND INC·Filed 1990·Granted Dec 24, 1991·38 cites·20 claims
- 0360US6098613AVenting system for gas ovenDISTINCTIVE APPLIANCES INC·Filed 1999·Granted Aug 8, 2000·22 cites·29 claims
- 0459USD438061SSpill trayDISTINCTIVE APPLIANCES INC·Filed 1998·Granted Feb 27, 2001·11 cites·1 claims
- 0557USD434601SSpill trayDISTINCTIVE APPLIANCES INC·Filed 1998·Granted Dec 5, 2000·10 cites·1 claims
- 0655US6776151B2Positive air flow apparatus for infrared gas broilerDISTINCTIVE APPLIANCES INC·Filed 2001·Granted Aug 17, 2004·8 cites·14 claims
- 0748US6104005AElectric heating element for cooking ovenDISTINCTIVE APPLIANCES INC·Filed 1999·Granted Aug 15, 2000·13 cites·16 claims
- 0842USD438062SSpill trayDISTINCTIVE APPLIANCES INC·Filed 1998·Granted Feb 27, 2001·5 cites·1 claims
- 0938US5860451AFluid admixture systemsTELEDYNE IND·Filed 1996·Granted Jan 19, 1999·11 cites·20 claims
- 1037USD427485SBottom electric heating element for a cooking ovenDISTINCTIVE APPLIANCES INC·Filed 1999·Granted Jul 4, 2000·3 cites·1 claims
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