Inventor

OSBORNE RICHARD J

US8 patents

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

GEN MOTORS CORP

2 patents

US5000244AMar 19, 1991

Lost foam casting of dual alloy engine block

GEN MOTORS CORP48 citations90

US5524696AJun 11, 1996

Method of making a casting having an embedded preform

GEN MOTORS CORP31 citations86

GM GLOBAL TECH OPERATIONS INC

2 patents

US8344577B2Jan 1, 2013

Solid phase welding of aluminum-based rotors for induction electric motors

GM GLOBAL TECH OPERATIONS INC4 citations62

US9205487B2Dec 8, 2015

Compensation mechanism for cast rotor lamination stack height and compression pressure control

GM GLOBAL TECH OPERATIONS INC1 citations49

GM GLOBAL TECH OPERATIONS LLC

2 patents

US9999921B2Jun 19, 2018

Method of making aluminum or magnesium based composite engine blocks or other parts with in-situ formed reinforced phases through squeeze casting or semi-solid metal forming and post heat treatment

GM GLOBAL TECH OPERATIONS LLC0 citations45

US9839959B2Dec 12, 2017

Center circular gating design for squeeze casting induction rotor core

GM GLOBAL TECH OPERATIONS LLC0 citations45

OSBORNE RICHARD J

1 patent

US8684257B2Apr 1, 2014

Rotor for electric motor and brazing process

OSBORNE RICHARD J12 citations79

WANG QIGUI

1 patent

US8424188B2Apr 23, 2013

Method of manufacturing an end ring over pre-formed conductor bars of a rotor for an electric device

WANG QIGUI0 citations41