Inventor

ZIMMERMAN DEREK

US3 patents

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

PLY GEM IND INC

2 patents

US9021767B1May 5, 2015

Apparatus and kit for stone veneer panel installation

PLY GEM IND INC15 citations78

US9249579B2Feb 2, 2016

Kit for stone veneer panel installation

PLY GEM IND INC8 citations76

BARRETT DAVID

1 patent

US8839593B2Sep 23, 2014

Pre-cast blocks for use in column construction

BARRETT DAVID14 citations79