SC

Shih-Ruey T. Chen

CA Calgon: 4 patents #1 of 16Top 7%
📍 Pittsburgh, PA: #8 of 308 inventorsTop 3%
🗺 Pennsylvania: #92 of 4,234 inventorsTop 3%
Overall (1994): #4,551 of 165,921Top 3%
4
Patents 1994

Issued Patents 1994

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5358642 Polyether polyamino methylene using phosphonates method for high pH scale control Gary F. Matz 1994-10-25
5338477 Polyether polyamino methylene phosphonates for high pH scale control Gary F. Matz 1994-08-16
5296218 Ampholyte terpolymers providing superior conditioning properties in shampoos and other hair care products Craig W. Vaughan 1994-03-22
5275809 Ampholyte terpolymers providing superior conditioning properties in shampoos and other hair care products Craig W. Vaughan 1994-01-04