DL

Douglas M. Leonard

RW Rwc: 3 patents #3 of 10Top 30%
📍 Auburn, MI: #26 of 64 inventorsTop 45%
🗺 Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,621,804 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6212854 Apparatus for charging canisters with a high pressure gas Brian P. Tobin, Ronald W. Richardson, Jr., James R. Harrington 2001-04-10
5829223 Apparatus for charging canisters with a high pressure gas Brian P. Tobin, Ronald W. Richardson, Jr., James R. Harrington 1998-11-03
5791122 System and method for charging canisters with a high pressure gas Brian P. Tobin 1998-08-11