Inventor · disambiguated record
Donald A. Campbell
Also filed as: CAMPBELL DONALD · CAMPBELL DONALD A · CAMPBELL DONALD ALBAN · CAMPBELL DONALD E
14 granted patents·2 pending applications·207 citations·filing 1989–2016
92Inventor score
Top patents by PatentIndex Score
16 records- 0191US7125182B2PrinterPAXAR AMERICAS INC·Filed 2004·Granted Oct 24, 2006·26 cites·53 claims
- 0291US5961228AModular printerPAXAR CORP·Filed 1997·Granted Oct 5, 1999·79 cites·20 claims
- 0386US8568046B2Mounting assembly and method of loading and/or unloading rollsCAMPBELL DONALD A·Filed 2007·Granted Oct 29, 2013·13 cites·14 claims
- 0478US7213807B2Stacker and method of batch separation with sheetsPAXAR AMERICASE INC·Filed 2003·Granted May 8, 2007·15 cites·19 claims
- 0574US9644360B2Ventilated toilet assemblyCAMPBELL DONALD·Filed 2015·Granted May 9, 2017·2 cites·15 claims
- 0672US7497401B2Printer and stacker and methodsPAXAR AMERICAS INC·Filed 2007·Granted Mar 3, 2009·2 cites·5 claims
- 0771US6199214B1Headgear ventilation deviceFiled 1999·Granted Mar 13, 2001·52 cites·15 claims
- 0849US10161123B2Ventilated toilet assemblyCAMPBELL DONALD·Filed 2016·Granted Dec 25, 2018·0 cites·17 claims
- 0949US2006065182A1Device and method for preventing a flag from furlingCAMPBELL DONALD E·Filed 2004·Application pending·0 cites
- 1048US8152153B2Web handling method and apparatusBLANCHARD JR RAYMOND A·Filed 2006·Granted Apr 10, 2012·0 cites·9 claims
- 1140US2008122307A1Electric motorCAMPBELL DONALD A·Filed 2007·Application pending·0 cites
- 1238US6419616B1Label looperPAXAR CORP·Filed 1998·Granted Jul 16, 2002·4 cites·24 claims
- 1338US6092449AStacker for labels and the likePAXAR CORP·Filed 1997·Granted Jul 25, 2000·4 cites·13 claims
- 1437USD536730SPrinterPAXAR AMERICAS INC·Filed 2004·Granted Feb 13, 2007·2 cites·1 claims
- 1536USD542838SPrinterPAXAR AMERICAS INC·Filed 2006·Granted May 15, 2007·2 cites·1 claims
- 1630US4938700AAssembly including two members capable of relative rotation and with electrical interconnections therebetweenFERRANTI INT PLC·Filed 1989·Granted Jul 3, 1990·6 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →