Resources Contact Us Home
Haehn; Steven J.
Oakdale, MN
No. of patents:

Patent Number Title Of Patent Date Issued
D656580 Cassette filter manifold March 27, 2012
D656579 Cassette filter and coverplate March 27, 2012
D656578 Cassette filter March 27, 2012
D557762 Water treatment device December 18, 2007
8137551 Push filter with floating key lock March 20, 2012
A filter assembly for fluid filtration having a push-activated lock and release mechanism. A push filter design activates a floating key lock upon insertion and extraction, where the filter key may be used simultaneously as a lock and as an identifier for particular filter attributes

  Recently Added Patents
Circuitry for measuring and compensating phase and amplitude differences in NDT/NDI operation
Amplitude-shift-keying (ASK) envelope detector and demodulation circuits
Mobility management in a communications system
Medicament delivery device and a method of medicament delivery
Performing failover for a plurality of different types of videoconferencing devices
Cooking brush
Bootstrap gate driver
  Randomly Featured Patents
Method and system for extraction of liquid hydraulics from subterranean wells
Pharmaceutical compositions and methods for the oral delivery of insulin
Digital audio player with radio tuner
Sludge incinerator
Human photoaged skin model
Fluid nozzle for high-velocity fluid streams
Polyarylene thiother composition
Shift control system for selecting between two shift patterns based on the transmission temperature and lock-up clutch state in an automatic transmission
Constant level oiler
Liquid developing latent electrostatic images and gap transfer