Inventor

Akihiro Kondo

Inventor

Osaka, JP

Overview

1976–2021

Patent span

Physics

Primary field (CPC G)

Patents· 98 as inventor

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

G03Gprimary

G03GElectrography19%

F15BSystems acting by means of fluids in general12%

E02FDredging10%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds6%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

C08LCompositions of macromolecular compounds4%

Y10TTechnical subjects covered by former us classification4%

A61KPreparations for medical, dental or toiletry purposes3%

F16HGearing3%

G01NInvestigating or analysing materials by determining their chemical or physical properties3%

PatentTitleYear

11,041,515Hydraulic system2021 11,035,689Information processing device, automatic playing method of content2021 11,035,100Hydraulic drive system of construction machine2021 10,930,468Charged particle beam apparatus using focus evaluation values for pattern length measurement2021 10,859,175Flow control valve apparatus2020 10,851,809Hydraulic system2020 10,844,886Hydraulic system2020 10,844,577Hydraulic drive system of construction machine2020 10,677,274Hydraulic excavator drive system2020 10,671,000Fixing device and image forming apparatus including the same2020 10,619,632Hydraulic drive system of construction machine2020 10,612,212Hydraulic excavator drive system2020 10,590,963Hydraulic excavator drive system2020 10,443,629Operation device and hydraulic system2019 10,370,825Hydraulic drive system of construction machine2019 10,353,328Fixing device and image forming apparatus2019 10,294,633Hydraulic drive system of construction machine2019 10,273,985Hydraulic drive system of construction machine2019 10,273,659Hydraulic drive system of construction machine2019 10,273,988Fluid pressure system2019 10,260,531Hydraulic drive system2019 10,227,090Hydraulic drive system2019 10,185,243Fixing device adjusting output current value of electric current flowed by electric discharge of electric charge supplying device and image forming apparatus including the same2019 10,167,613Hydraulic drive system of construction machine2019 10,167,611Hydraulic excavator drive system2019 10,146,160Fixing device and image forming apparatus2018 10,107,312Hydraulic system2018 10,107,310Hydraulic drive system2018 10,082,754Fixing device and image forming apparatus therewith2018 10,041,224Liquid-pressure driving system2018 9,932,995Hydraulic excavator drive system2018 9,733,601'Fixing device and image forming apparatus'2017 9,663,447'Asymmetric butadiene-based charge transport compound, electrophotographic photoreceptor containing same, and image forming apparatus'2017 9,618,890'Fixing device and image forming apparatus'2017 9,588,469'Fixing device and image forming apparatus'2017 9,329,540'Fixing device that determines rotation state of rotatory body based on position of outer circumferential surface of rotatory body in terms of radial direction and image forming apparatus including fixing device'2016 9,316,966'Fixing device and image forming apparatus including the same'2016 9,229,391'Belt drive device, anchoring device provided with same, and image forming device'2016 9,229,382'Fixing device having a separation member to prevent a recording medium from being wrapped around a heated roller member and image forming apparatus including the same'2016 9,223,258'Fixing device, image forming apparatus and oblique motion restraint member for a fixing belt'2015 9,217,966'Fixing device and image forming apparatus'2015 9,156,931'Radical polymerizable composition, cured product, and plastic lens'2015 9,150,680'Radically polymerizable composition, cured product thereof, and plastic lens'2015 8,927,650'Radical polymerizable composition, cured product, and plastic lens'2015 8,912,300'Radical polymerizable composition, cured product, and plastic lens'2014 8,655,181'Optical transmission/reception module'2014 8,078,072'Image forming apparatus with image fixing device including an induction heater and a shield located between two sections of a core of the induction heater'2011 8,043,832'Method for determination of inflammatory bowel disease'2011 8,003,781'Composition for suppressing the expression of fucosyltransferase'2011 8,000,819'Manufacturing instruction evaluation support system, manufacturing instruction evaluation support method, and manufacturing instruction evaluation support program'2011 7,995,958'Image forming apparatus'2011 7,890,042'Image forming apparatus with fixing unit having induction heating member and shielding member for controlling induction heating'2011 7,835,680'Image forming apparatus with induction heating coil unit and a magnetism adjusting member with a closed frame shape'2010 7,751,769'Fixing device and image forming apparatus equipped with the same'2010 7,702,273'Fixing device'2010 7,512,369'Fixing device'2009 7,510,761'Cutting tool made of surface-coated cemented carbide with hard coating layer exhibiting excellent wear resistance in high speed cutting operation of high hardness steel'2009 7,480,479'Fixing apparatus'2009 7,437,110'Fixing device'2008 7,276,568'Copolymer, adhesive containing the same and laminate'2007 7,239,836'Fixing apparatus'2007 7,193,003'Copolymer, adhesive containing the same and laminate'2007 7,173,517'Vehicle security system'2007 7,150,925'Surface coated cemented carbide cutting tool having hard coating layer exhibiting excellent wear resistance in high speed machining'2006 7,094,479'Surface-coated cutting tool member having hard coating layer exhibiting superior wear resistance during high speed cutting operation and method for forming hard coating layer on surface of cutting tool'2006 7,037,563'Copolymer'2006 6,917,013'Copying welding equipment'2005 6,482,806'Product of heat treatment of uronic acid, food, drink, or drug including the product'2002 6,291,120'Electrophotographic photoreceptor and coating composition for charge generating layer'2001 6,258,964'Method for extracting fat-soluble components from microbial cells'2001 6,210,847'Crystalline oxotitanylphthalocyanine and electrophotographic photoreceptor using the same'2001 6,104,905'Image forming apparatus of intermediate transfer type'2000 6,022,655'Photoreceptor for electrophotography, bishydrazone compound and intermediate thereof, and method for producing bishydrazone compound and intermediate thereof'2000 5,955,324'Process for producing carbohydrate or glycoconjugate'1999 5,708,945'Toner image transfer provided with a transfer paper separating device and guide'1998 5,689,794'Paper transport mechanism for use in an image forming apparatus'1997 5,596,056'Process for producing polymer particles with irregular shape by polymerizing a water-soluble polymerizable monomer'1997 5,501,930'Electrophotographic photoreceptor containing enamine derivative'1996 5,500,342'Method for determining sugar chain structure'1996 5,496,897'Process for preparing uniformly sized, fine particles of polymer'1996 5,472,669'Pretreatment apparatus for analysis of sugar'1995 5,441,459'Hydraulic control appartus for automatic transmission'1995 5,435,334'Hydraulic circuit'1995 5,389,479'Electrophotographic photoconductors containing a bis-enamine compound'1995 5,379,874'Fluid pressure control device for an automatic transmission in a vehicle'1995 5,278,269'Film-forming resin and hair dressing composition containing the same'1994 5,267,009'Copying machine including means for making copies the same length'1993 5,179,411'Inversion development controller'1993 5,126,392'Shade enhancing agent'1992 5,089,230'Reagent reactor apparatus'1992 5,049,945'Image forming apparatus with a simplified paper unjamming mechanism'1991 5,039,519'Hair cosmetic composition'1991 4,975,533'Method for the fluorescent labelling of sugars'1990 4,957,992'Hair cosmetic composition'1990 4,922,297'Mounting structure of photosensitive drum'1990 4,639,491'Dispersion stabilizer for water-in-oil suspension polymerization'1987 3,980,508'Process of producing semiconductor device'1976 3,956,037'Method of forming semiconductor layers by vapor growth'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1997Patents assigned to KAO CORP (7)· patent assignee history

1987–1997Based in Wakayama, JP· patent location history

1990–2000Patents assigned to MITA INDUSTRIAL CO LTD (7)· patent assignee history

1993–2020Based in Osaka, JP· patent location history

1995–2001Based in Nara, JP· patent location history

2007–2011Patents assigned to KYOCERA MITA CORP (9)· patent assignee history

2015–2020Patents assigned to KYOCERA DOCUMENT SOLUTIONS INC (14)· patent assignee history

2018–2021Patents assigned to KAWASAKI HEAVY IND LTD (24)· patent assignee history

2018–2020Based in Nishinomiya, JP· patent location history

2019–2021Based in Kobe, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KAWASAKI HEAVY IND LTD	24	2018–2021
KYOCERA DOCUMENT SOLUTIONS INC	14	2015–2020
KYOCERA MITA CORP	9	2007–2011
KAO CORP	7	1987–1997
MITA INDUSTRIAL CO LTD	7	1990–2000

Locations

Location	Patents	Span
Osaka, JP	28	1993–2020
Nishinomiya, JP	14	2018–2020
Kobe, JP	10	2019–2021
Wakayama, JP	7	1987–1997
Nara, JP	5	1995–2001