Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Crane; Robert F.
Address:
Oconomowod, WI
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
6755593 Pipe replacement method and rotary impact mechanism for pipe bursting June 29, 2004
An impactor for use with a directional boring machine having a drill string connectable to the impactor for pulling the impactor through an existing pipeline uses rotation of the drill string to drive an internal striker. The internal striker delivers impacts in the pulling direction to










 
 
  Recently Added Patents
Highly detectable pilot structure
Economic filtering system for delivery of permission based, targeted, incentivized advertising
Automatic adjustment of devices in a home entertainment system
Apparatus and method for categorizing services using canonical service descriptions
Electric rotating machine for vehicle
Vibration disturbance estimation and control
EpCAM as a reprogramming factor for non-pluripotent cells
  Randomly Featured Patents
Electrophotographic recording material having a photoconductive double layer, and process for its manufacture
Process and apparatus for removing impurities from surfaces contaminated with liquid
System for handling coherence protocol races in a scalable shared memory system based on chip multiprocessing
Paper making wire
Process for epoxidation start-up
Avalanche photodiode
Method and apparatus for ionizing gas with point of use ion flow delivery
Method for manufacturing photodetector using a porous layer
System for packaging moist towelettes
Ripper excavation tool