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Inventor

Roger K. Malmhall

Inventor
Mountain View, CA, US

Overview

12→
Patents
1993–2014
Patent span
Physics
Primary field (CPC G)

Patents· 12 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer36%
G11CStatic stores14%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light14%
H10BElectronic memory devices14%
H10NElectric solid-state devices not otherwise provided for14%
G01RMeasuring electric variables5%
G02BOptical elements, systems or apparatus5%
PatentTitleYear
8,724,379'Magnetic memory with a domain wall'20148,427,863'Low current switching magnetic tunnel junction design for magnetic memory using domain wall motion'20138,164,947'Low current switching magnetic tunnel junction design for magnetic memory using domain wall motion'20127,327,667'Semiconductor laser and associated drive circuit substrate'20087,158,470'Near-field optical head system with integrated slider and laser'20077,069,569'Near-field optical head system with integrated slider and laser'20066,963,530'Near-field optical head system with integrated slider and laser'20056,937,637'Semiconductor laser and associated drive circuit substrate'20056,661,592'Multiple orientation magnetic information storage'20036,525,893'Multiple orientation magnetic information storage'20035,930,434'Optical disc data storage system using optical waveguide'19995,187,437'Magnetic field detector for detecting earth\'s magnetic field'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Based in Vaster.ang.s, SE· patent location history
1999–2008Based in Mountain View, CA, US· patent location history
2005–2008Patents assigned to RES INVESTMENT NETWORK INC (5)· patent assignee history
2012–2014Patents assigned to AVALANCHE TECHNOLOGY INC (3)· patent assignee history
2012–2013Patents assigned to KESHTBOD PARVIZ (2)· patent assignee history
2012–2013Patents assigned to MALMHALL ROGER KLAUS (2)· patent assignee history
2012–2013Patents assigned to RANJAN RAJIV YADAV (2)· patent assignee history
2012–2014Based in San Jose, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RES INVESTMENT NETWORK INC52005–2008
AVALANCHE TECHNOLOGY INC32012–2014
KESHTBOD PARVIZ22012–2013
MALMHALL ROGER KLAUSself22012–2013
RANJAN RAJIV YADAV22012–2013
Locations
LocationPatentsSpan
Mountain View, California, US81999–2008
San Jose, California, US32012–2014
Vaster.ang.s, SE11993