Inventor
VONDERHAAR J DAVID
US14 patents
⚠️ This page may combine multiple inventors who share the name “VONDERHAAR J DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MIDTRONICS INC
13 patentsUS7656162B2Feb 2, 2010
Electronic battery tester with vehicle type input
MIDTRONICS INC90 citations99
US7003410B2Feb 21, 2006
Electronic battery tester with relative test output
MIDTRONICS INC129 citations99
US6788025B2Sep 7, 2004
Battery charger with booster pack
MIDTRONICS INC151 citations99
US6566883B1May 20, 2003
Electronic battery tester
MIDTRONICS INC172 citations99
US7940052B2May 10, 2011
Electronic battery test based upon battery requirements
MIDTRONICS INC50 citations98
US7557586B1Jul 7, 2009
Electronic battery tester
MIDTRONICS INC84 citations98
US7501795B2Mar 10, 2009
Battery charger with booster pack
MIDTRONICS INC97 citations98
US7295936B2Nov 13, 2007
Electronic battery tester with relative test output
MIDTRONICS INC78 citations98
US7119686B2Oct 10, 2006
Theft prevention device for automotive vehicle service centers
MIDTRONICS INC145 citations98
US6919725B2Jul 19, 2005
Electronic battery tester/charger with integrated battery cell temperature measurement device
MIDTRONICS INC109 citations98
US6469511B1Oct 22, 2002
Battery clamp with embedded environment sensor
MIDTRONICS INC135 citations98
US7015674B2Mar 21, 2006
Booster pack with storage capacitor
MIDTRONICS INC139 citations97
US6930485B2Aug 16, 2005
Electronic battery tester with battery failure temperature determination
MIDTRONICS INC118 citations95