Inventor

LEDRU PIERRE

4 patents

⚠️ This page may combine multiple inventors who share the name “LEDRU PIERRE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RHONE POULENC SA

2 patents

US4035345AJul 12, 1977

Thermosetting bis-imide compositions

RHONE POULENC SA36 citations87

US3954711AMay 4, 1976

Thermosetting polymers from a polyimide and ammonia

RHONE POULENC SA3 citations60

RHONE POULENC IND

2 patents

US4057518ANov 8, 1977

Process for the manufacture of heat resistant multicellular materials

RHONE POULENC IND6 citations69

US4004959AJan 25, 1977

Unsaturated polyester with polyimide-ammonia prepolymers as thermosetting laminate

RHONE POULENC IND1 citations47