St. Paul, Minnesota
United States
3
2007-03-01
The entities that hold a legal rights for patent applications filed by inventor Pranis Robert A.:
Robert A. Pranis from St. Paul, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Methods and devices for measuring total polar compounds in degrading oils
#2 | 2006-11-07Methods and devices for measuring total polar compounds in degrading oils
#3 | 2005-03-17Welded sample preparation articles and methods
4366188 ⎘