Inventor · disambiguated record
Elroy E. Bourgraf
Also filed as: BOURGRAF ELROY E · BOURGRAF ELROY EDWIN · BOURGRAF JR ELROY · BOURGRAF JR ELROY E
17 granted patents·1 pending application·606 citations·filing 1976–2013
95Inventor score
Top patents by PatentIndex Score
18 records- 0193US4037871AMultiple purpose ambulance cot with removable stretcher topFERNO WASHINGTON·Filed 1976·Granted Jul 26, 1977·129 cites·7 claims
- 0288US8534732B2Combination cot loading and fastening system for loading and unloading a cotFERNO WASHINGTON·Filed 2013·Granted Sep 17, 2013·18 cites·7 claims
- 0387US4604022ATrunk loading device for business machines and the likeFERNO WASHINGTON·Filed 1984·Granted Aug 5, 1986·52 cites·14 claims
- 0486US6381781B1Combination ambulance cot and chairFERNO WASHINGTON·Filed 2000·Granted May 7, 2002·70 cites·9 claims
- 0584US7581265B1Roll-in chair cot with three cot height positionsFERNO WASHINGTON·Filed 2006·Granted Sep 1, 2009·27 cites·18 claims
- 0682US4369985AOne man cart for articlesWEIL BURT·Filed 1980·Granted Jan 25, 1983·48 cites·8 claims
- 0780US8104121B2Combination ambulance cot and chairBOURGRAF ELROY EDWIN·Filed 2006·Granted Jan 31, 2012·27 cites·20 claims
- 0880US7131151B2Multiple level roll-in cotFERNO WASHINGTON·Filed 2004·Granted Nov 7, 2006·38 cites·3 claims
- 0978US8444195B2Combination cot loading and fastening systemBOURGRAF ELROY E·Filed 2005·Granted May 21, 2013·21 cites·23 claims
- 1075US7302718B2Multiple level roll-in cotFERNO WASHINGTON·Filed 2006·Granted Dec 4, 2007·14 cites·6 claims
- 1175US4251178ABusiness machine cart with trunk loading attachmentFERNO WASHINGTON·Filed 1978·Granted Feb 17, 1981·38 cites·15 claims
- 1272US6681424B1Tilt-top mortuary cotFERNO WASHINGTON·Filed 2000·Granted Jan 27, 2004·32 cites·26 claims
- 1369US7287794B2Arresting device of a cot fastening systemFERNO WASHINGTON·Filed 2005·Granted Oct 30, 2007·15 cites·20 claims
- 1469US5435027ARoll-in cot with high ground clearanceFERNO WASHINGTON·Filed 1993·Granted Jul 25, 1995·56 cites·19 claims
- 1562US6907632B2Tactical stretcherFERNO WASHINGTON·Filed 2003·Granted Jun 21, 2005·17 cites·20 claims
- 1647US2008190947A1Portable Oxygen Bottle HolderFERNO WASHINGTON·Filed 2005·Application pending·0 cites
- 1739US8997283B2Work surface extensions for embalming tables and embalming tables including the sameBOURGRAF JR ELROY·Filed 2011·Granted Apr 7, 2015·1 cites·24 claims
- 1839USD351018SBathtub for invalidsFERNO WASHINGTON·Filed 1993·Granted Sep 27, 1994·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →