Inventor
STEIN MARTIN
US18 patents
⚠️ This page may combine multiple inventors who share the name “STEIN MARTIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HELIX TECH CORP
6 patentsUS5443368AAug 22, 1995
Turbomolecular pump with valves and integrated electronic controls
HELIX TECH CORP133 citations96
US6902378B2Jun 7, 2005
Electronically controlled vacuum pump
HELIX TECH CORP49 citations95
US6022195AFeb 8, 2000
Electronically controlled vacuum pump with control module
HELIX TECH CORP80 citations95
US5900822AMay 4, 1999
Cryopump synchronous motor load monitor
HELIX TECH CORP60 citations95
US6461113B1Oct 8, 2002
Electronically controlled vacuum pump
HELIX TECH CORP36 citations91
US5651667AJul 29, 1997
Cryopump synchronous motor load monitor
HELIX TECH CORP31 citations91
ZKW GROUP GMBH
3 patentsUS10371335B2Aug 6, 2019
Lighting module for a vehicle headlamp
ZKW GROUP GMBH2 citations68
US10876695B2Dec 29, 2020
Motor vehicle headlight for emitting a long-range light pattern
ZKW GROUP GMBH0 citations46
US10408407B2Sep 10, 2019
Motor vehicle headlight for emitting a long-range light distribution
ZKW GROUP GMBH0 citations46
GM GLOBAL TECH OPERATIONS LLC
3 patentsUS10442391B2Oct 15, 2019
Motor vehicle comprising pedestrian airbag
GM GLOBAL TECH OPERATIONS LLC0 citations51
US9643567B2May 9, 2017
Motor vehicle with foldable backseat and safety belt assigned to the same
GM GLOBAL TECH OPERATIONS LLC0 citations51
US10293726B2May 21, 2019
Device for mounting a headrest in a seat structure of a vehicle seat
GM GLOBAL TECH OPERATIONS LLC0 citations46