AB

Allen R. Boyce

SE Seh-America: 4 patents #2 of 34Top 6%
📍 Portland, OR: #43 of 661 inventorsTop 7%
🗺 Oregon: #101 of 2,069 inventorsTop 5%
Overall (2002): #17,650 of 266,432Top 7%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6475385 Resin trap device for use in ultrapure water systems and method of purifying water using same Michael Steven Marchando, James Kenneth Webster 2002-11-05
6416669 Resin trap device for use in ultrapure water systems and method of purifying water using same Michael Steven Marchando, James Kenneth Webster 2002-07-09
6402957 Bromine biocide removal 2002-06-11
6398382 Apparatus and method for indicating liquid level in a chemical tank Matthew Brinkman 2002-06-04