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Inventor

Tadakatsu Nakajima

Inventor
Ibaraki, JP

Overview

50→
Patents
1982–2016
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 50 as inventor

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

G06Fprimary
G06FElectric digital data processing15%
H05KPrinted circuits14%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1012%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
F24FAir-conditioning6%
F25BRefrigeration machines, plants or systems6%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact6%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use4%
B01DSeparation3%
PatentTitleYear
9,389,664'Operations management methods and devices thereof in systems'20169,128,704'Operations management methods and devices thereof in information-processing systems'20158,650,420'Operational management method for information processing system and information processing system'20148,473,108'Information apparatus and method of optimizing cooling efficiency of air conditioner'20138,429,434'Control method with management server apparatus for storage device and air conditioner and storage system'20138,397,089'Control method with management server apparatus for storage device and air conditioner and storage system'20138,345,425'Cooling system and electronic apparatus applying the same therein'20138,200,995'Information processing system and power-save control method for use in the system'20128,164,902'Electronic apparatus'20128,155,793'System and method for controlling air conditioning facilities, and system and method for power management of computer room'20128,145,927'Operation management method of information processing system'20128,130,497'Blade server'20127,936,560'Cooling device and electronic equipment including cooling device'20117,903,407'Cooling systems and electronic apparatus'20117,839,640'Electronic device and a thermal connector used therein'20107,836,712'Air conditioning apparatus'20107,826,217'Cooling device and electronic apparatus using the same'20107,225,171'Air conditioning equipment operation system and air conditioning equipment designing support system'20076,732,540'Air conditioning plant and control method thereof'20046,701,727'Apparatus and method for managing heat source unit for air conditioner'20046,591,620'Air conditioning equipment operation system and air conditioning equipment designing support system'20036,584,793'Cogeneration system'20036,454,177'Air-conditioning controlling system'20026,449,149'Electronic equipment'20026,247,331'Absorption refrigerator and the method of producing the same'20016,185,481'Air cooled electronic equipment apparatus'20016,094,344'Heat dissipation structure for a personal computer including two heat dissipation block assemblies and two heat dissipation plates'20006,094,343'Heat dissipation structure for electronic equipment including two heat dissipation block assemblies and a heat conductive coupler'20005,959,351'Liquid-cooled electronic device'19995,805,417'Heat dissipation structure in a portable computer including a heat dissipation block extending from a heat dissipation plate through a first circuit board to a CPU on a second circuit board'1998RE035721'Cooling device of semiconductor chips'19985,694,294'Portable computer with fan moving air from a first space created between a keyboard and a first circuit board and a second space created between the first circuit board and a second circuit board'19975,504,924'Cooling system of electronic computer using flexible members in contact with semiconductor devices on boards'19965,406,807'Apparatus for cooling semiconductor device and computer having the same'19955,365,402'Cooling apparatus of electronic device'19945,270,572'Liquid impingement cooling module for semiconductor devices'19935,021,924'Semiconductor cooling device'19914,977,444'Semiconductor cooling apparatus'19904,949,164'Semiconductor cooling apparatus and cooling method thereof'19904,823,863'Thermal conduction device'19894,770,242'Cooling device of semiconductor chips'19884,694,378'Apparatus for cooling integrated circuit chips'19874,678,029'Evaporating heat transfer wall'19874,619,316'Heat transfer apparatus'19864,606,405'Heat transfer wall'19864,602,681'Heat transfer surface with multiple layers'19864,585,055'Liquid film evaporation type heat exchanger'19864,561,497'Heat transfer surface and manufacturing method for same'19854,520,866'Falling film evaporation type heat exchanger'19854,326,391'Rankine-cycle-engine-driven cooling-and-heating system'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–2016Patents assigned to HITACHI LTD (47)· patent assignee history
1982–1998Based in Shimoinayoshi, JP· patent location history
1985–2002Based in Ibaraki, JP· patent location history
1990–2007Based in Chiyoda-ku, JP· patent location history
2004Based in Tsuchiura, JP· patent location history
2010–2016Based in Kasumigaura, JP· patent location history
2012–2015Patents assigned to NAKAJIMA TADAKATSU (11)· patent assignee history
2012–2015Patents assigned to KATO TAKESHI (7)· patent assignee history
2012–2015Patents assigned to OKITSU JUN (6)· patent assignee history
2012–2015Patents assigned to SHIGA YOKO (6)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD471982–2016
NAKAJIMA TADAKATSUself112012–2015
KATO TAKESHI72012–2015
OKITSU JUN62012–2015
SHIGA YOKO62012–2015
Locations
LocationPatentsSpan
Ibaraki, JP231985–2002
Kasumigaura, JP172010–2016
Chiyoda-ku, JP51990–2007
Shimoinayoshi, JP31982–1998
Tsuchiura, JP22004