HC

Hal B. H. Cooper

ET Ec&C Technologies: 1 patents #1 of 2Top 50%
📍 La Cañada Flintridge, CA: #15 of 33 inventorsTop 50%
🗺 California: #8,996 of 28,521 inventorsTop 35%
Overall (2003): #217,292 of 273,478Top 80%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6506350 Method using on site generated ammonia to reduce particulates in combustion gas streams Herbert W. Spencer, III 2003-01-14