Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Inventor: Christofferson; Harold E. Address: Scappoose, OR No. of patents: 1 Patents: Patent Number Title Of Patent Date Issued D446700 Hand tool August 21, 2001       Recently Added Patents Prognostic for loss of high-voltage isolation Digital watermarking system and drift compensating system Process for the removal of contaminants Apparatus and method for automatic low power mode invocation in a multi-threaded processor Lighting fixture Tape drive apparatus Indicator control system for constrution machine   Randomly Featured Patents Dibenzoazulene derivatives for treating thrombosis, osteoporosis, arteriosclerosis Image compression by object segregation Latch mechanism for truck bed divider Interleukin-9 antagonist muteins and their pharmacological methods of use Clamp/waler bracket used with concrete forms Composite writing instrument Wavelength locking of variable dispersive elements Automated apparatus for loading and unloading motor vehicles Hand-held cellular telephone system with location transmission inhibit Method of identifying the disposition of plug-in units at a warehouse © 2006. PatentGenius. All Rights Reserved.