Inventor
OHTAKA HIROSHI
JP21 patents
⚠️ This page may combine multiple inventors who share the name “OHTAKA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
12 patentsUS6518977B1Feb 11, 2003
Color image display apparatus and method
HITACHI LTD73 citations96
US6208467B1Mar 27, 2001
Display apparatus for displaying an image having gradation
HITACHI LTD37 citations96
US6014258AJan 11, 2000
Color image display apparatus and method
HITACHI LTD54 citations96
US5939826AAug 17, 1999
Plasma display system
HITACHI LTD107 citations96
US5818168AOct 6, 1998
Gas discharge display panel having communicable main and auxiliary discharge spaces and manufacturing method therefor
HITACHI LTD81 citations96
US6407506B1Jun 18, 2002
Display apparatus, display method and control-drive circuit for display apparatus
HITACHI LTD31 citations92
US6404411B1Jun 11, 2002
Display panel driving method and discharge type display apparatus
HITACHI LTD21 citations92
US6281863B1Aug 28, 2001
Plasma display panel driving system and method
HITACHI LTD48 citations92
US6151000ANov 21, 2000
Display apparatus and display method thereof
HITACHI LTD21 citations92
US6741227B2May 25, 2004
Color image display apparatus and method
HITACHI LTD16 citations84
US5889501AMar 30, 1999
Plasma display apparatus and method of driving the same
HITACHI LTD18 citations84
US6504310B2Jan 7, 2003
Display apparatus
HITACHI LTD5 citations62
KANEBO LTD
7 patentsUS4663325AMay 5, 1987
1-(2,3,4-tri-methoxybenzyl)-4[bis(4-fluorophenyl)methyl] piperazines are useful for treating cerebrovascular disease
KANEBO LTD42 citations90
US5597820AJan 28, 1997
1, 4-benzoxazine derivative and pharmaceutical compositions containing the same
KANEBO LTD6 citations66
US5407936AApr 18, 1995
Benzimidazole derivative, process for preparing the same, antiemetic agent containing the same as active ingredient and intermediate compound for preparing the same
KANEBO LTD2 citations61
US4742062AMay 3, 1988
Benzylpiperazine compound and pharmaceutical composition as hypolipidemic agent
KANEBO LTD4 citations61
US4877790AOct 31, 1989
Quinazoline derivative, processes for its production, and cerebral dysfunction remedying agent comprising it as active ingredient
KANEBO LTD4 citations59
US4797400AJan 10, 1989
Piperazine compounds and anti-ulcer composition containing the same
KANEBO LTD3 citations54
US4703048AOct 27, 1987
Novel 1-benzhydryl-4-cinnamylpiperazine derivatives, and pharmaceutical compositions comprising said compounds as active ingredient for treating a cerebrovascular disease
KANEBO LTD1 citations50