RL

Ronald F. Lovenguth

PE Pennwalt: 6 patents #19 of 288Top 7%
FM Fmc: 1 patents #867 of 1,735Top 50%
📍 Doylestown, PA: #198 of 956 inventorsTop 25%
🗺 Pennsylvania: #11,794 of 74,527 inventorsTop 20%
Overall (All Time): #768,432 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4954542 Tetrahalophthalate esters as flame retardants for polybutylene terephthalate resins (PBT) Joseph M. Bohen 1990-09-04
4938894 Tetrahalophthalate esters as flame retardants for ABS (acrylonitrile-butadiene styrene terpolymer) resins Joseph M. Bohen 1990-07-03
4923916 Tetrahalophthalate esters as flame retardants for polystyrene resins Joseph M. Bohen 1990-05-08
4912158 Tetrahalophthalate esters as flame retardants for polycarbonate resins Joseph M. Bohen 1990-03-27
4764550 Tetrahalophthalate esters as flame retardants for polyphenylene ether resins Joseph M. Bohen 1988-08-16
4762861 Tetrahalophthalate esters as flame retardants for polystyrene resins Joseph M. Bohen 1988-08-09
4446265 Flame retardant polyphenylene ether-styrene thermoplastic resin compositions Diza Braksmayer 1984-05-01