Inventor · disambiguated record
Masaaki Sakurai
Also filed as: SAKURAI MASAAKI
37 granted patents·1 pending application·855 citations·filing 1977–2014
98Inventor score
Top patents by PatentIndex Score
38 records- 0197US4568275AFixing device and fixing rotary member thereforCANON KK·Filed 1982·Granted Feb 4, 1986·61 cites·38 claims
- 0296US4618240AHeating device having a heat insulating rollerCANON KK·Filed 1983·Granted Oct 21, 1986·60 cites·61 claims
- 0394US5802434AImage fixing apparatus with separation memberCANON KK·Filed 1994·Granted Sep 1, 1998·51 cites·32 claims
- 0493US5319427AImage fixing rotatable member and image fixing apparatus using sameCANON KK·Filed 1993·Granted Jun 7, 1994·45 cites·18 claims
- 0592US4368971ADeveloping deviceCANON KK·Filed 1981·Granted Jan 18, 1983·39 cites·6 claims
- 0692US4145599AFixing device of electrophotographic copying machineCANON KK·Filed 1977·Granted Mar 20, 1979·33 cites·9 claims
- 0790US4580033AFixing deviceCANON KK·Filed 1984·Granted Apr 1, 1986·33 cites·17 claims
- 0890US4380966ADevelopment apparatusCANON KK·Filed 1981·Granted Apr 26, 1983·32 cites·38 claims
- 0989US5011401AElastic rotatable member and fixing apparatusCANON KK·Filed 1990·Granted Apr 30, 1991·42 cites·34 claims
- 1085US8499794B2Liquid channel device and production method thereforTAKAHASHI SHIGERU·Filed 2009·Granted Aug 6, 2013·16 cites·11 claims
- 1184US4595274AFixing apparatusCANON KK·Filed 1984·Granted Jun 17, 1986·25 cites·21 claims
- 1284US4359963AFixing deviceCANON KK·Filed 1980·Granted Nov 23, 1982·26 cites·65 claims
- 1382US5049943AFixing rotating member coated with an elastic layer and an offset prevention layer with a predetermined oil absorption rateCANON KK·Filed 1990·Granted Sep 17, 1991·27 cites·10 claims
- 1479US4707593AVisible image magnetic cardPILOT PEN CO LTD·Filed 1986·Granted Nov 17, 1987·41 cites·17 claims
- 1578US9579653B2Liquid channel device and production method thereforFUJIKURA KASEI KK·Filed 2013·Granted Feb 28, 2017·2 cites·4 claims
- 1677US5217532ARotatable member for fixing apparatus and fixing apparatus using sameCANON KK·Filed 1988·Granted Jun 8, 1993·36 cites·10 claims
- 1777US4616917AFixing deviceCANON KK·Filed 1983·Granted Oct 14, 1986·19 cites·44 claims
- 1874US4525058AImage fixing deviceCANON KK·Filed 1983·Granted Jun 25, 1985·17 cites·34 claims
- 1973US5563695AImage forming apparatus for preventing release agent from being adhered onto image carrierCANON KK·Filed 1995·Granted Oct 8, 1996·23 cites·12 claims
- 2071US6258259B1Iron sulfide and process for producing the sameASASHI KASEI KABUSHIKI KAISHA·Filed 2000·Granted Jul 10, 2001·19 cites·5 claims
- 2171US5006422AVisual magnetic recording medium and method of making the sameNIPPON SIGNAL CO LTD·Filed 1988·Granted Apr 9, 1991·33 cites·16 claims
- 2271US4640600AFixing deviceCANON KK·Filed 1983·Granted Feb 3, 1987·15 cites·40 claims
- 2370US9283562B2Liquid channel device and production method thereforFUJIKURA KASEI KK·Filed 2013·Granted Mar 15, 2016·2 cites·6 claims
- 2470US9283561B2Liquid channel device and production method thereforFUJIKURA KASEI KK·Filed 2013·Granted Mar 15, 2016·1 cites·3 claims
- 2570US8801921B2Method of produced water treatment, method of water reuse, and systems for these methodsIKEBE HIROAKI·Filed 2010·Granted Aug 12, 2014·3 cites·15 claims
- 2670US6964872B2Immunoassay methodSRL INC·Filed 2002·Granted Nov 15, 2005·11 cites·10 claims
- 2769US9981864B2Oily water separator, oil-water separating method and filtration membrane unitTOYO ENGINEERING CORP·Filed 2014·Granted May 29, 2018·2 cites·21 claims
- 2869US5285248AFixing device having silicone rubber sprayed with phenyl type silicone oilCANON KK·Filed 1990·Granted Feb 8, 1994·16 cites·13 claims
- 2965US5557416AImage processing apparatus and method thereof for adding a predetermined pattern to an imageCANON KK·Filed 1993·Granted Sep 17, 1996·19 cites·15 claims
- 3064US6056935AIron sulfide and process for producing the sameASAHI CHEMICAL IND·Filed 1996·Granted May 2, 2000·25 cites·12 claims
- 3163US4901247AMethod for controlling an operation of a blast furnaceNIPPON KOKAN KK·Filed 1989·Granted Feb 13, 1990·15 cites·15 claims
- 3261US5180228ARadiation thermometer for molten iron and method for measuring the temperature of molten ironASAHI GLASS CO LTD·Filed 1991·Granted Jan 19, 1993·29 cites·12 claims
- 3351US5719681AImage processing apparatus and method thereof for adding a predetermined pattern to an imageCANON KK·Filed 1996·Granted Feb 17, 1998·12 cites·16 claims
- 3450US4857106AMethod for controlling operation of a blast furnaceNIPPON KOKAN KK·Filed 1988·Granted Aug 15, 1989·8 cites·16 claims
- 3546US5270777AFixing apparatus having heat conducting member inside a fixing rollerCANON KK·Filed 1992·Granted Dec 14, 1993·8 cites·18 claims
- 3638US5383010AColor image forming apparatus with transfer sheet shifting compensation meansCANON KK·Filed 1993·Granted Jan 17, 1995·4 cites·8 claims
- 3738US2011089013A1Apparatus of produced water treatment, system and method of using the apparatus, and method of water reuse by using the sameSAKURAI MASAAKI·Filed 2010·Application pending·0 cites
- 3836US5403656ARotary member for fixingCANON KK·Filed 1992·Granted Apr 4, 1995·5 cites·22 claims
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