Inventor

BONNEMA ELDON G

US4 patents

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

PRINSCO INC

2 patents

US4969670ANov 13, 1990

Large diameter corrugated plastic pipe

PRINSCO INC56 citations90

US4946206AAug 7, 1990

Bidirectional corrugated pipe-rib seal

PRINSCO INC30 citations83

BONNEMA ELDON G

1 patent

US4913473AApr 3, 1990

Large diameter double-walled plastic pipe

BONNEMA ELDON G44 citations88

PRINSBURG TILE CO INC

1 patent

US4726490AFeb 23, 1988

Safety lid

PRINSBURG TILE CO INC19 citations68