Inventor
ZIMMERMAN WILLIAM B
US7 patents
⚠️ This page may combine multiple inventors who share the name “ZIMMERMAN WILLIAM B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PPG INDUSTRIES INC
5 patentsUS4508556AApr 2, 1985
Method and apparatus for bending glass sheets to complicated shapes including an S-shaped transverse bend
PPG INDUSTRIES INC63 citations95
US5833729ANov 10, 1998
Method and apparatus for bending glass sheets
PPG INDUSTRIES INC47 citations88
US4529433AJul 16, 1985
Spring loaded stop member for glass sheet shaping molds
PPG INDUSTRIES INC13 citations71
US4612031ASep 16, 1986
Method and apparatus for shaping glass sheets on shaping molds with flotation blocks
PPG INDUSTRIES INC14 citations68
US4488893ADec 18, 1984
Movable alignment stops for glass sheet shaping apparatus
PPG INDUSTRIES INC18 citations68