Inventor

PLUMMER JOHN

US2 patents

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

EMERSON & CUMING COMPOSITE MAT

1 patent

US6284809B1Sep 4, 2001

Thermally insulating syntactic foam composition

EMERSON & CUMING COMPOSITE MAT57 citations89

Glasscraft Door Company

1 patent

US11369223B2Jun 28, 2022

Antitheft parcel delivery door system

Glasscraft Door Company11 citations78