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Inventor

Michael J. Hennessy

Inventor
Ballston Lake, NY, US

Overview

20→
Patents
1981–2013
Patent span
Electricity
Primary field (CPC H)

Patents· 20 as inventor

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

H03Kprimary
H03KPulse technique12%
G01RMeasuring electric variables10%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution10%
H01FMagnets7%
H02JElectric power networks7%
H01GCapacitors5%
H02NElectric machines not otherwise provided for5%
A47DFurniture specially adapted for children2%
A61BDiagnosis2%
B03BSeparating solid materials using liquids or using pneumatic tables or jigs2%
PatentTitleYear
8,423,103'Energy efficient data center'20137,816,814'Bi-directional power converters'20107,619,325'Ring configuration for compact power supply of power electronics'20097,453,342'Method of controlling and stabilizing laser output'20087,408,764'Cryogenic capacitors'20087,391,133'Hybrid switch'20087,371,968'Detachable superconducting cable'20087,369,377'Snubbers for low temperature power electronics'20087,352,233'Efficient thyristor-type power switches'20087,193,336'Switchable low-loss cryogenic lead system'20077,126,810'Cryogenic capacitors'20067,091,799'Hybrid bypass networks for low-loss cables and ripple filter chokes'20066,836,112'Cantilever-free magnetic resonance force microscope'20046,333,629'Method for non-invasively and without contact, inspecting foil enclosed packages, using magnetic resonance techniques'20016,020,803'Hybrid high field superconducting assembly and fabrication method'20005,764,121'Hybrid high field superconducting assembly and fabrication method'19985,332,987'Large gap magnetic suspension system with superconducting coils'19945,219,909'Semicarbazide/urethane stabilizer'19934,453,764'Slip on tray for infant seat'19844,288,316'Fecal examining device'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–2013Patents assigned to HENNESSY MICHAEL J (14)· patent assignee history
1981–1993Based in Vineland, NJ, US· patent location history
1984Based in San Diego, CA, US· patent location history
1994–2001Patents assigned to INTERMAGNETICS GENERAL CORP (4)· patent assignee history
1994–2013Based in Ballston Lake, NY, US· patent location history
2006–2013Patents assigned to MUELLER EDUARD K (9)· patent assignee history
2006–2013Patents assigned to MUELLER OTWARD M (6)· patent assignee history
2008–2009Patents assigned to PARK JOHN N (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HENNESSY MICHAEL Jself141981–2013
MUELLER EDUARD K92006–2013
MUELLER OTWARD M62006–2013
INTERMAGNETICS GENERAL CORP41994–2001
PARK JOHN N22008–2009
Locations
LocationPatentsSpan
Ballston Lake, New York, US171994–2013
Vineland, New Jersey, US21981–1993
San Diego, California, US11984