JH

John A. Heald

DD Delta Design: 1 patents #1 of 15Top 7%
📍 Billerica, MA: #7 of 32 inventorsTop 25%
🗺 Massachusetts: #1,495 of 6,037 inventorsTop 25%
Overall (2005): #171,727 of 245,428Top 70%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6864678 Nestless plunge mechanism for semiconductor testing Charlie Ryder, Robert D. Hennessey 2005-03-08