RP

Roy F. PARSONS

VA Varian: 1 patents #7 of 81Top 9%
🗺 Massachusetts: #1,083 of 4,501 inventorsTop 25%
Overall (1997): #84,192 of 185,788Top 50%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5625141 Sealed parts leak testing method and apparatus for helium spectrometer leak detection David G. Mahoney, Glenn E. Ruiz, Jack W. Farmer, Thomas L. Pflanz, William D. Hall 1997-04-29