P

Inventor

LUMSDEN JOHN

US8 patents
⚠️ This page may combine multiple inventors who share the name “LUMSDEN JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MINERAL PROCESS LICENSING CORP

3 patents
US4179489ADec 18, 1979

Chlorination of iron-containing materials

MINERAL PROCESS LICENSING CORP7 citations71
US4244929AJan 13, 1981

Recovery of chlorine values

MINERAL PROCESS LICENSING CORP6 citations58
US4241038ADec 23, 1980

Reduction of ferric chloride

MINERAL PROCESS LICENSING CORP1 citations46

SONY ELECTRONICS INC

1 patent
US5481225AJan 2, 1996

Variable gain differential amplifier circuit

SONY ELECTRONICS INC64 citations95

LUMSDEN JOHN

1 patent
US6489742B2Dec 3, 2002

Efficiency maximizing motor controller and method

LUMSDEN JOHN72 citations92

NORTEL NETWORKS LTD

1 patent
US7617498B1Nov 10, 2009

Resource conflict management using predefined XML schemas

NORTEL NETWORKS LTD38 citations91

RAPID EMERGENCY SHUTOFF SYSTEM

1 patent
US6662821B2Dec 16, 2003

System and method for closing an existing valve in response to a detected leak

RAPID EMERGENCY SHUTOFF SYSTEM114 citations88

MICROMET AG

1 patent
US7964707B2Jun 21, 2011

Anti-IL2 antibodies

MICROMET AG2 citations55