Inventor

Koji Yamazaki

Inventor

Ayase, JP

Overview

1988–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 73 as inventor

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

H01Jprimary

H01JElectric discharge tubes or discharge lamps26%

G03GElectrography18%

G09GArrangements or circuits for control of indicating devices using static means to present variable information4%

H04NPictorial communication, e.g. television4%

H05GX-ray technique4%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%

H01LSemiconductor devices3%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof3%

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

H03KPulse technique3%

PatentTitleYear

10,813,203X-ray generating apparatus2020 10,665,164Display driver and semiconductor device2020 10,621,919Display driver and semiconductor device2020 10,468,375Semiconductor device and method for manufacturing same2019 10,361,057X-ray generating apparatus and radiography system2019 10,105,806Chip conveyor2018 10,068,742Radiation generating tube, radiation generating apparatus, radiography system and manufacturing method thereof2018 10,043,775Bonding material, bonding method and semiconductor device for electric power2018 9,887,063'Radiation generating tube, radiation generating apparatus, radiography system and manufacturing method thereof'2018 9,805,853'Isolation transformer, and X-ray generating apparatus and radiography system including the same'2017 9,536,855'Semiconductor device and method of fabricating same'2017 9,437,702'Electronic component manufacturing method and electrode structure'2016 9,177,753'Radiation generating tube and radiation generating apparatus using the same'2015 9,159,525'Radiation generating tube'2015 9,117,621'Radiation generating tube, radiation generating unit, and radiation image taking system'2015 9,070,531'X-ray generator tube having improved cooling container and X-ray imaging apparatus including the same'2015 9,058,958'Radiation generating apparatus and radiation imaging apparatus'2015 9,048,058'Radiation generating tube and radiation generating apparatus using the same'2015 8,835,296'Electronic component manufacturing method including step of embedding metal film'2014 8,736,642'Output circuit for reducing offset for use in source driver adapted to drive liquid crystal device'2014 8,513,868'Display panel, display apparatus, television apparatus, and method of producing the display panel'2013 8,227,973'Display panel, display apparatus, and television apparatus for performing display using light emission'2012 8,159,122'Light-emitting substrate and display apparatus using the same'2012 8,154,187'Light emitter substrate and image displaying apparatus using light emitter substrate'2012 8,108,102'Sprung mass velocity estimating apparatus'2012 8,072,133'Light emitter substrate and image displaying apparatus using the same'2011 8,063,808'Multi-input operational amplifier circuit, digital/analog converter using same, and driver for display device using same'2011 8,022,611'Light emitter substrate and image displaying apparatus using light emitter substrate'2011 7,948,278'Load capacity driving circuit'2011 7,939,997'Image displaying apparatus'2011 7,847,797'Drive circuit and drive device for liquid crystal display'2010 7,619,478'Operational amplifier having its compensator capacitance temporarily disabled'2009 7,615,108'Canister'2009 7,543,574'Canister'2009 7,537,503'Electron beam apparatus, and method for manufacturing a spacer used for the same'2009 7,400,082'Light emitting screen structure and image forming apparatus'2008 7,391,149'Image display apparatus provided with high resistive spacer element'2008 7,323,041'Gas storage canister'2008 7,324,353'Image display apparatus and shield casing thereof'2008 7,309,381'Gas storage canister'2007 7,298,074'Image display device having a spacer structure for reducing current crowding'2007 7,247,981'Image forming apparatus'2007 7,053,537'Electron beam apparatus, having a spacer with a high-resistance film'2006 6,853,148'Image-forming apparatus and method of manufacturing the same'2005 6,764,800'Image forming process, and photosensitive member employed therefor'2004 6,636,715'Photosensitive member and image forming apparatus having the same'2003 6,531,253'Electrophotographic photosensitive member and apparatus using same'2003 6,509,691'Image-forming apparatus and method of manufacturing the same'2003 6,494,757'Manufacturing method of spacer for electron-beam apparatus and manufacturing method of electron-beam apparatus'2002 6,351,065'Image forming apparatus for forming image by electron irradiation'2002 6,330,412'Electrophotographic apparatus'2001 6,285,385'Electrophotographic method and apparatus which employs light beam irradiation to form an electrostatic image on a surface of a photosensitive member'2001 6,233,417'Image forming apparatus'2001 6,184,619'Electron apparatus using electron-emitting device and image forming apparatus'2001 6,169,868'Electrophotographic apparatus'2001 6,144,154'Image forming apparatus for forming image by electron irradiation'2000 6,055,404'Cleaning device for electrophotographic apparatus, electrophotographic apparatus, method for cleaning light receiving member of electrophotographic apparatus, and electrophotographic process comprising the cleaning method'2000 5,983,043'Potential measuring apparatus and potential measuring method'1999 5,689,768'Electrophotographing apparatus for collecting toner from a photosensitive member and conveying it to developing means'1997 5,631,727'Image forming apparatus having discharging means using light source actuated prior to latent image formation'1997 5,561,021'Electrophotographic photosensitive member having a metal oxide material layer with an improved water repellency formed on the surface of a light receiving layer'1996 5,480,750'Electrophotographic process and electrophotographic apparatus'1996 5,392,098'Electrophotographic apparatus with amorphous silicon-carbon photosensitive member driven relative to light source'1995 5,371,577'Ozone filter used in electrophotographic apparatus including catalyst of CuO, MnO.sub.2, and a water-soluble polymer'1994 5,358,811'Electrophotographic method using an amorphous silicon light receiving member with a latent image support layer and a developed image support layer and insulating toner having a volume average particle size of 4.5 to 9.0 micron'1994 5,112,709'Red reproduction-improving electrophotographic image-forming method using an amorphous silicon photosensitive member having a surface layer composed of a hydrogenated amorphous silicon carbide'1992 5,087,542'Electrophotographic image-forming method wherein an amorphous silicon light receiving member with a latent image support layer and a developed image support layer and fine particle insulating toner are used'1992 4,972,233'Apparatus and method for cleaning a photosensitive member with spherical magnetic particles'1990 4,952,978'Speed control of color development in electrophotographic process and apparatus'1990 4,951,381'Method of manufacturing a magnetic head slider'1990 4,860,898'Packaging arrangement for electrophotographic photosensitive member'1989 4,851,865'Electrophotographic apparatus'1989 4,794,413'Image recording apparatus'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2020Patents assigned to CANON KK (53)· patent assignee history

1988–2008Based in Ebina, JP· patent location history

1989–2009Based in Kanagawa, JP· patent location history

1999–2004Based in Odawara, JP· patent location history

2007–2009Patents assigned to MAHLE FILTER SYSTEMS JP CORP (4)· patent assignee history

2009–2011Patents assigned to OKI SEMICONDUCTOR CO LTD (4)· patent assignee history

2009–2014Based in Ibaraki, JP· patent location history

2011–2015Patents assigned to YAMAZAKI KOJI (12)· patent assignee history

2011–2020Based in Ayase, JP· patent location history

2014–2020Patents assigned to LAPIS SEMICONDUCTOR CO LTD (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	53	1988–2020
YAMAZAKI KOJIself	12	2011–2015
MAHLE FILTER SYSTEMS JP CORP	4	2007–2009
OKI SEMICONDUCTOR CO LTD	4	2009–2011
LAPIS SEMICONDUCTOR CO LTD	3	2014–2020

Locations

Location	Patents	Span
Ayase, JP	18	2011–2020
Kanagawa, JP	9	1989–2009
Ebina, JP	7	1988–2008
Odawara, JP	7	1999–2004
Ibaraki, JP	5	2009–2014