Inventor

DEJAIFFE ROBERT

US12 patents

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

POTTERS INDUSTRIES INC

6 patents

US4983458AJan 8, 1991

Reflective particles

POTTERS INDUSTRIES INC91 citations95

US4721389AJan 26, 1988

Method and apparatus for measuring retroreflectivity of a reflective layer on a surface

POTTERS INDUSTRIES INC49 citations92

US4677022AJun 30, 1987

Process for making lightweight body suitable for use as an additive in an article of manufacture, such lightweight body itself, and composite containing same

POTTERS INDUSTRIES INC32 citations92

US4609587ASep 2, 1986

Retroreflective materials and use

POTTERS INDUSTRIES INC66 citations92

US4810675AMar 7, 1989

Process for making lightweight body suitable for use as an additive in an article of manufacture

POTTERS INDUSTRIES INC20 citations81

US4756931AJul 12, 1988

Retroreflective materials and methods for their production and use

POTTERS INDUSTRIES INC16 citations70

INTEGRATED ENVIRONMENTAL TECHN

2 patents

US6913643B2Jul 5, 2005

Lightweight foamed glass aggregate

INTEGRATED ENVIRONMENTAL TECHN15 citations83

US6562245B2May 13, 2003

Crushed foam glass filter aid and method of use

INTEGRATED ENVIRONMENTAL TECHN2 citations62

FORTY EIGHT INSULATIONS INC

2 patents

US4328019AMay 4, 1982

Melting system and process for use in the production of high temperature mineral wool insulation

FORTY EIGHT INSULATIONS INC27 citations77

US4320244AMar 16, 1982

Melting furnace for the production of mineral wool insulation

FORTY EIGHT INSULATIONS INC3 citations57

ASOMA INSTR INC

1 patent

US5663997ASep 2, 1997

Glass composition determination method and apparatus

ASOMA INSTR INC89 citations92

CORNING GLASS WORKS

1 patent

US4159353AJun 26, 1979

Platinum coating dense refractories

CORNING GLASS WORKS24 citations75