P

Inventor

THOMAS ROBERT R

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

HOPKINS MFG CORP

4 patents
US4275476AJun 30, 1981

Ice scraper

HOPKINS MFG CORP68 citations95
US4164801AAug 21, 1979

Bear claw ice scraper

HOPKINS MFG CORP50 citations91
US4164077AAug 14, 1979

Level indicating devices

HOPKINS MFG CORP32 citations91
US4380841AApr 26, 1983

Oil dip stick wiper unit

HOPKINS MFG CORP23 citations81

CORNING INC

3 patents
US7628038B2Dec 8, 2009

System and method for controlling the environment around one or more vessels in a glass manufacturing system

CORNING INC33 citations89
US7628039B2Dec 8, 2009

System and method for controlling the environmental around one or more vessels in a glass manufacturing system

CORNING INC35 citations89
US7127919B2Oct 31, 2006

Methods and apparatus for homogenizing molten glass

CORNING INC26 citations88

THOMAS ROBERT R

2 patents
USD345296SMar 22, 1994

Rope cleat

THOMAS ROBERT R6 citations70
US4063266ADec 13, 1977

Adjustable polarized filters for cameras

THOMAS ROBERT R10 citations63

CORNING GLASS WORKS

1 patent
US4611331ASep 9, 1986

Glass melting furnace

CORNING GLASS WORKS3 citations61