WH

William F. Harder

AP Abb Air Preheater: 2 patents #14 of 45Top 35%
TC The Air Preheater Company: 2 patents #10 of 40Top 25%
📍 Wellsville, NY: #22 of 94 inventorsTop 25%
🗺 New York: #31,572 of 115,490 inventorsTop 30%
Overall (All Time): #1,286,749 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5803158 Air preheater heat transfer surface Robin B. Rhodes 1998-09-08
5048595 Rotary regenerative air preheater basket sealing 1991-09-17
4930569 Heat transfer element assembly 1990-06-05
4396058 Heat transfer element assembly Hermann E. Kurschner 1983-08-02