Originally posted by Jon [in CT]
I did check the USPTO's patent applications database and failed to find anything recent (2003) regarding the control of an UEGO sensor that wasn't already assigned to a major auto manufacturer. Maybe if YOU ask nicely, Klaus will join us here and explain everything to us.
Oh, come on Jon, you have the intelligent questions...
In patent filing, is there a stage before they show up in the applications database? I can't remember the process...