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Inventor

SIMPSON ROBERT E

US13 patents
⚠️ This page may combine multiple inventors who share the name “SIMPSON ROBERT E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MINERAL FIBER MANUFACTURING CO

3 patents
US5096759AMar 17, 1992

Laminated roofing sheet

MINERAL FIBER MANUFACTURING CO68 citations94
US5142837ASep 1, 1992

Roof structure

MINERAL FIBER MANUFACTURING CO53 citations90
US4936938AJun 26, 1990

Process of making roofing material

MINERAL FIBER MANUFACTURING CO34 citations90

US INTERIOR

2 patents
US4096944AJun 27, 1978

Cartridge for grouting an anchor element in a hole of a support structure

US INTERIOR47 citations92
US4497578AFeb 5, 1985

Machine for mixing and injecting water and grout into a roof bolt hole

US INTERIOR7 citations73

SINGER CO

2 patents
US3932738AJan 13, 1976

Transition monitor for a unit transition counter

SINGER CO7 citations64
US4025769AMay 24, 1977

Apparatus for convoluting complex functions expressed as fourier series

SINGER CO4 citations54

SECR DEFENCE BRIT

1 patent
US4352353AOct 5, 1982

Protective clothing

SECR DEFENCE BRIT64 citations91

RECOVERY TECHNOLOGY ASSOCIATES

1 patent
US4414112ANov 8, 1983

Oil/water separator

RECOVERY TECHNOLOGY ASSOCIATES86 citations88

US ARMY

1 patent
US5537686AJul 23, 1996

Advanced technology anti-G suit

US ARMY31 citations87

HEWAK DANIEL WILLIAM

1 patent
US8624215B2Jan 7, 2014

Phase change memory devices and methods comprising gallium, lanthanide and chalcogenide compounds

HEWAK DANIEL WILLIAM6 citations75

UNIV SOUTHAMPTON

1 patent
US9029823B2May 12, 2015

Phase change memory devices and methods comprising gallium, lanthanide and chalcogenide compounds

UNIV SOUTHAMPTON3 citations58

(unassigned)

1 patent
USD453909SFeb 26, 2002

Ceramic desktop zen rock garden

2 citations56