Inventor

HASSELBACH JOHN

US4 patents

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

OWENS CORNING INTELLECTUAL CAP

1 patent

US7597219B2Oct 6, 2009

Rotary valve for handling solid particulate material

OWENS CORNING INTELLECTUAL CAP18 citations82

OWENS CORNING FIBERGLAS TECH

1 patent

US7264422B2Sep 4, 2007

Rotary separator for mineral fibers

OWENS CORNING FIBERGLAS TECH8 citations71

HASSELBACH JOHN

1 patent

US8701446B2Apr 22, 2014

Rotary separator for mineral fibers

HASSELBACH JOHN0 citations42

EVANS MICHAEL E

1 patent

US8474737B2Jul 2, 2013

Rotary forming apparatus

EVANS MICHAEL E0 citations38