Inventor

Robert Adolph Ackermann

Inventor

Schenectady, NY, US

Overview

32→

Patents

1983–2020

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 32 as inventor

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

H01Fprimary

H01FMagnets17%

G01RMeasuring electric variables14%

F25BRefrigeration machines, plants or systems12%

F25DRefrigerators11%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

Y10TTechnical subjects covered by former us classification7%

H02KDynamo-electric machines6%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%

A61BDiagnosis2%

PatentTitleYear

10,748,690Method and device for controlling cooling loop for superconducting magnet system in response to magnetic field2020 10,403,423Superconducting magnet system including thermally efficient ride-through system and method of cooling superconducting magnet system2019 10,107,879Low-loss persistent current switch with heat transfer arrangement2018 9,683,759'Very efficient heat exchanger for cryogen free MRI magnet'2017 9,575,150'Helium vapor magnetic resonance magnet'2017 9,494,359'Horizontal finned heat exchanger for cryogenic recondensing refrigeration'2016 9,074,798'Tubular thermal switch for the cryo-free magnet'2015 7,255,013'Method and apparatus for measuring cryogenic flow'2007 7,003,977'Cryogenic cooling system and method with cold storage device'2006 6,996,994'Vacuum retention method and superconducting machine with vacuum retention'2006 6,708,503'Vacuum retention method and superconducting machine with vacuum retention'2004 6,442,949'Cryongenic cooling refrigeration system and method having open-loop short term cooling for a superconducting machine'2002 6,438,969'Cryogenic cooling refrigeration system for rotor having a high temperature super-conducting field winding and method'2002 6,437,568'Low noise MRI scanner'2002 6,415,613'Cryogenic cooling system with cooldown and normal modes of operation'2002 6,412,289'Synchronous machine having cryogenic gas transfer coupling to rotor with super-conducting coils'2002 6,157,276'MRI magnet assembly with non-conductive inner wall'2000 5,759,960'Superconductive device having a ceramic superconducting lead resistant to breakage'1998 5,691,679'Ceramic superconducting lead resistant to moisture and breakage'1997 5,574,001'Ceramic superconducting lead resistant to breakage'1996 5,571,606'Ceramic superconducting lead resistant to breakage'1996 5,563,566'Cryogen-cooled open MRI superconductive magnet'1996 5,552,211'Ceramic superconducting lead resistant to breakage'1996 5,552,372'Ceramic superconducting lead resistant to breakage'1996 5,513,498'Cryogenic cooling system'1996 5,446,433'Superconducting magnet having a shock-resistant support structure'1995 5,257,915'Oil free linear motor compressor'1993 5,133,800'Fabrication of cryogenic refrigerator regenerator materials by spark erosion'1992 5,111,665'Redundant cryorefrigerator system for a refrigerated superconductive magnet'1992 5,113,165'Superconductive magnet with thermal diode'1992 5,103,647'Dynamically balanced Gifford-McMahon refrigerator cold head'1992 4,389,844'Two stage stirling engine'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–2018Based in Schenectady, NY, US· patent location history

1992–2007Patents assigned to GEN ELECTRIC (24)· patent assignee history

2015–2016Patents assigned to ACKERMANN ROBERT A (2)· patent assignee history

2016–2020Patents assigned to KONINKLIJKE PHILIPS NV (6)· patent assignee history

2017Patents assigned to ACKERMANN ROBERT ADOLPH (1)· patent assignee history

2017Patents assigned to FRANK RICHARD LAWRENCE (1)· patent assignee history

2017–2020Based in Latham, NY, US· patent location history

2019Based in Eindhoven, NL· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GEN ELECTRIC	24	1992–2007
KONINKLIJKE PHILIPS NV	6	2016–2020
ACKERMANN ROBERT Aself	2	2015–2016
ACKERMANN ROBERT ADOLPHself	1	2017
FRANK RICHARD LAWRENCE	1	2017

Locations

Location	Patents	Span
Schenectady, New York, US	29	1983–2018
Latham, New York, US	2	2017–2020
Eindhoven, NL	1	2019