JR

John J. Ronan

PA Parker-Hannifin: 2 patents #393 of 1,656Top 25%
WG Whatman Gmbh: 2 patents #14 of 45Top 35%
📍 Newburyport, MA: #86 of 289 inventorsTop 30%
🗺 Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #1,005,384 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9133555 Electrolytic cell stack with proton exchange membrane interlock sealing gasket 2015-09-15
8608836 Integral hydrogen and air purifier Karen Girard, George Zugravu 2013-12-17
6066264 Method of oil-water separation Kenneth A. Perrotta, Paul E. Rebe 2000-05-23
5965015 Oil-water separator system with oleophobic fibrous filter Kenneth A. Perrotta, Paul E. Rebe 1999-10-12
5314394 Spotting apparatus for assisting a weightlifter 1994-05-24