Inventor

DOWNIE JOSEPH A

US4 patents

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

ALLEGHENY LUDLUM CORP

1 patent

US5716143AFeb 10, 1998

Spherical plain bearing

ALLEGHENY LUDLUM CORP33 citations83

DOWNIE JOSEPH A

1 patent

US8397840B2Mar 19, 2013

Replaceable wear band for well drill pipe

DOWNIE JOSEPH A13 citations77

SURFACE ENGINEERING ASSOCIATES

1 patent

US6619471B1Sep 16, 2003

Furnace roller

SURFACE ENGINEERING ASSOCIATES17 citations75

Al-Armor

1 patent

US9757812B2Sep 12, 2017

Metallurgically bonded wear resistant texture coatings for aluminum alloys and metal matrix composite electrode for producing same

Al-Armor0 citations39