Inventor
FUKUI HIROYUKI
JP31 patents
⚠️ This page may combine multiple inventors who share the name “FUKUI HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI CHEMICAL IND
5 patentsUS4658065AApr 14, 1987
Process for producing polyether polyol and a product
ASAHI CHEMICAL IND72 citations94
US5693748ADec 2, 1997
High molecular weight polyimidoylamidine and a polytriazine derived therefrom
ASAHI CHEMICAL IND39 citations92
US5547593AAug 20, 1996
Lubricant oil composition comprising a fluorine-containing aromatic compound and an alkyl- or alkyl derivative-substituted aromatic compound, and a refrigerant composition containing the same
ASAHI CHEMICAL IND46 citations92
US5221494AJun 22, 1993
Refrigerant composition comprising tetrafluoroethane refrigerant and lubricant having miscibility therewith at low temperature
ASAHI CHEMICAL IND26 citations92
US4792627ADec 20, 1988
Process for producing polyether polyol and a product
ASAHI CHEMICAL IND13 citations72
ROHM CO LTD
4 patentsUS9777891B2Oct 3, 2017
LED lamp
ROHM CO LTD22 citations93
US7973332B2Jul 5, 2011
Lamp and method of making the same
ROHM CO LTD4 citations63
US7952297B2May 31, 2011
Driving device for providing light dimming control of light-emitting element
ROHM CO LTD4 citations58
US9052099B2Jun 9, 2015
LED lamp
ROHM CO LTD0 citations51
FUKUI HIROYUKI
4 patentsUS8967825B2Mar 3, 2015
LED lamp with chip supported by heat-dissipating member
FUKUI HIROYUKI42 citations93
US8455892B2Jun 4, 2013
LED module and LED lighting device
FUKUI HIROYUKI4 citations61
US8237373B2Aug 7, 2012
Drive device for performing electric power conversion by using switching element
FUKUI HIROYUKI5 citations61
US8247994B2Aug 21, 2012
LED illuminator and LED lamp
FUKUI HIROYUKI0 citations40
TOSHIBA KK
4 patentsUS11795543B2Oct 24, 2023
Silicon-containing product forming apparatus
TOSHIBA KK2 citations72
US5508800AApr 16, 1996
Semiconductor substrate, method of manufacturing semiconductor substrate and semiconductor device, and method of inspecting and evaluating semiconductor substrate
TOSHIBA KK11 citations72
US12399116B2Aug 26, 2025
Determination method and treatment method
TOSHIBA KK0 citations45
US12157029B2Dec 3, 2024
Process apparatus and process method
TOSHIBA KK0 citations45
DAINIPPON INK & CHEMICALS
3 patentsUS7081256B2Jul 25, 2006
Quinolinone derivative pharmaceutical compositon and production method therefor
DAINIPPON INK & CHEMICALS14 citations79
US6706733B2Mar 16, 2004
Quinolinone derivative formulation and its production method
DAINIPPON INK & CHEMICALS10 citations71
US6627642B1Sep 30, 2003
Quinolinone derivative preparations and process for producing the same
DAINIPPON INK & CHEMICALS9 citations71