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Inventor

Kaoru Hasegawa

Inventor
Ichinomiya, JP

Overview

21→
Patents
1989–2013
Patent span
Physics
Primary field (CPC G)

Patents· 21 as inventor

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

G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein26%
H05KPrinted circuits17%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact9%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application9%
G09GArrangements or circuits for control of indicating devices using static means to present variable information7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
B60TVehicle brake control systems or parts thereof4%
Y10TTechnical subjects covered by former us classification4%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles2%
B60YIndexing scheme relating to aspects cross-cutting vehicle technology2%
PatentTitleYear
8,573,349'Forklift'2013RE041305'Liquid crystal display device having a mold case and rubber bushes for receiving ends of a fluorescent tube enabling connection of lamp cables thereat'2010RE041306'Liquid crystal display device having rubber bushes for receiving ends of a fluorescent tube and enabling connection of lamp cables thereat'2010RE040130'Liquid crystal display device video having signal driving circuit mounted on one side'20086,948,247'Method for forming a bearing race for a cylindrical bearing'2005RE038516'Liquid crystal display with casing structure'20046,580,476'Liquid crystal display unit'20036,499,577'Valve apparatus for controlling hydraulic pressure for a clutch or a brake and method for controlling hydraulic pressure'20026,411,353'Liquid crystal display device with its upper and lower cases clamped by crimping portions thereof'20026,411,359'Liquid crystal display device having smaller frame area'20026,170,567'Heat exchanger'20016,172,661'Low power driving method for reducing non-display area of TFT-LCD'20015,946,062'Liquid crystal display device video having signal driving circuit mounted on one side'19995,877,736'Low power driving method for reducing non-display area of TFT-LCD'19995,815,224'Liquid crystal display device having video signal driving circuit mounted on one side'19985,805,249'Liquid crystal display device having video signal driving circuit mounted on one side'19985,640,216'Liquid crystal display device having video signal driving circuit mounted on one side and housing'19975,076,351'Heat pipe'19914,985,698'Display panel driving apparatus'19914,934,455'Plate-fin heat exchanger'19904,804,041'Heat-exchanger of plate fin type'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2001Patents assigned to SHOWA ALUMINUM CORP (4)· patent assignee history
1991–2008Patents assigned to HITACHI LTD (12)· patent assignee history
1991–2010Based in Chiba, JP· patent location history
1991–2001Based in Tochigi, JP· patent location history
1997–2008Patents assigned to HITACHI DEVICE ENG (7)· patent assignee history
1997–2010Based in Ichinomiya, JP· patent location history
2002–2013Patents assigned to KOMATSU MFG CO LTD (3)· patent assignee history
2005Based in Komatsu, JP· patent location history
2010Patents assigned to HITACHI DISPLAYS LTD (2)· patent assignee history
2013Based in Yuuki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD121991–2008
HITACHI DEVICE ENG71997–2008
SHOWA ALUMINUM CORP41989–2001
KOMATSU MFG CO LTD32002–2013
HITACHI DISPLAYS LTD22010
Locations
LocationPatentsSpan
Ichinomiya, JP101997–2010
Chiba, JP31991–2010
Tochigi, JP21991–2001
Yuuki, JP12013
Komatsu, JP12005