FS

Frank K. Schweighardt

Air Products And Chemicals: 6 patents #1 of 175Top 1%
📍 Allentown, PA: #1 of 65 inventorsTop 2%
🗺 Pennsylvania: #22 of 3,759 inventorsTop 1%
Overall (1989): #1,185 of 140,708Top 1%
7
Patents 1989

Issued Patents 1989

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4885414 Perfluorinated propyl derivative compounds Webb I. Bailey, John T. Lileck, John K. Graybill, Eugene George Lutz 1989-12-05
4881682 Vapor phase soldering with perfluorinated butyl derivative compounds Webb I. Bailey 1989-11-21
4873315 Perfluorinated propyl derivative compounds Webb I. Bailey, John T. Lileck, John K. Graybill, Eugene George Lutz 1989-10-10
4866096 Stable fluorochemical aqueous emulsions 1989-09-12
4849553 Perfluorinated dibutyl derivatives compounds Webb I. Bailey, Varin Ayala 1989-07-18
4838274 Perfluoro-crown ethers in fluorine magnetic resonance imaging Joseph A. Rubertone 1989-06-13
4827053 Perfluorinated Di-isopropylmethyl decalin Webb I. Bailey, Varin Ayala 1989-05-02