Inventor

Masao Watanabe

Inventor

Tokyo, JP

Overview

1976–2021

Patent span

Physics

Primary field (CPC G)

Patents· 143 as inventor

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

G03Gprimary

G03GElectrography6%

H04NPictorial communication, e.g. television6%

Y02TClimate change mitigation technologies related to transportation4%

F01NGas-flow silencers or exhaust apparatus for machines or engines in general4%

Y10TTechnical subjects covered by former us classification4%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%

G06KGraphical data reading3%

B01DSeparation3%

B23KSoldering or unsoldering3%

B60TVehicle brake control systems or parts thereof3%

PatentTitleYear

11,128,523Electronic controller and communication apparatus2021 11,079,730Control device comprising a processor and an IC2021 11,025,174Converter with soft switching function2021 10,747,768Data processing system and data processing method2020 10,636,300Investigation assist device, investigation assist method and investigation assist system2020 10,516,858Monitoring system, monitoring method, and program2019 10,489,437Information processing apparatus, information processing method, and non-transitory computer readable medium2019 10,475,337Investigation assist device, investigation assist method and investigation assist system2019 10,467,897Investigation assist system and investigation assist method2019 10,380,080Information processing apparatus, storage medium, and information processing method2019 10,252,386Tool driving device, tool driving method, and tool feeding mechanism for tool driving device2019 10,229,589Investigation assist device, investigation assist method and investigation assist system2019 10,207,368Laser cutting apparatus and laser cutting method2019 10,124,650Automobile air conditioner housing having a frame with slots for different heaters2018 10,076,745Method and apparatus for producing core-shell type metal nanoparticles2018 9,987,691Drill and method of manufacturing drilled product2018 9,887,341'Method of production of core/shell type nanoparticles, method of production of sintered body using that method, and thermoelectric conversion material produced by that method'2018 9,827,617Drill and method of manufacturing drill2017 9,776,453'Tightening device and tightening method'2017 9,656,328'Cutting tool'2017 9,645,026'Tightening device'2017 9,617,886'Exhaust gas catalyst, method for the production of carrier, method for the production of exhaust gas catalyst, and apparatus for treating exhaust gas'2017 9,567,676'Hard coating composition for metal substrate'2017 9,555,482'Air control device and air control method'2017 9,517,513'Drill driving apparatus and drill driving method'2016 9,500,781'Optical system and laser processing apparatus'2016 9,421,535'Exhaust gas purifying catalyst'2016 9,409,239'Drill bit'2016 9,358,638'Movable vacuum welding device'2016 9,346,126'Laser processing head, laser processing apparatus, optical system of laser processing apparatus, laser processing method, and laser focusing method'2016 9,297,288'Exhaust purification system for internal combustion engine'2016 9,097,167'Exhaust gas purification device of internal combustion engine'2015 9,038,372'Exhaust purification system of internal combustion engine'2015 9,034,267'Exhaust purification system of internal combustion engine'2015 9,029,466'Resin composition for aqueous coating material, method for producing the same, and aqueous coating material'2015 9,018,129'Exhaust gas purifying catalyst and production process thereof'2015 9,005,558'Method and apparatus for exhaust gas control of an internal combustion engine'2015 8,852,519'Exhaust gas purifying catalyst and production process thereof'2014 8,832,951'Separation distance derivation system and thickness gauge'2014 8,773,398'Data input system'2014 8,728,618'Coating composition for metal thin film and photoluminescent coating film formed from same'2014 8,522,534'Exhaust purification device of internal combustion engine'2013 8,483,339'Communication apparatus and communication process method'2013 8,422,050'Image forming apparatus with a plurality of modules receiving a common trigger signal'2013 8,409,519'Exhaust-gas converting filter and production process for the same'2013 8,361,929'Method of restoring male sterility in gramineous plants and male sterility restorative agent'2013 8,355,145'Image forming apparatus and control method for the same'2013 8,344,283'Head and method for laser arc hybrid welding'2013 8,312,156'Communication method control system'2012 8,237,545'Wireless transponder and image forming device'2012 8,138,447'Laser-arc hybrid welding head'2012 8,059,130'Document reservation processing operation system'2011 7,961,077'Authenticity determination system of responder, identification system, and interrogation unit'2011 7,936,460'Sensor unit in exhaust gas analyzer'2011 7,920,051'Information providing system and image forming apparatus'2011 7,817,146'Sheet, display medium unit, sheet attaching device, and sheet detaching device'2010 7,800,475'Non-contact signal transmission apparatus'2010 7,667,594'Sensor that can be irreversibly changed'2010 7,663,290'Sensor'2010 7,515,046'Wireless response device, image forming apparatus, and equipment'2009 7,427,960'Wireless terminal holder and wireless communication system'2008 7,385,711'Image formation system'2008 7,362,226'Control system, surface, and control device'2008 7,302,202'Cooling system and image forming apparatus with cooling system'2007 7,235,226'Method for generating hydrogen gas utilizing activated aluminum fine particles'2007 7,200,954'Method for drying and storing activated aluminum fine particles'2007 7,133,059'Image forming method'2006 7,008,609'Method for producing hydrogen gas utilizing mechano-corrosive reaction'2006 6,762,780'Printing apparatus'2004 6,630,036'Flux for Pb-free Sn-based alloy solders'2003 6,627,681'Method of decreasing unreacted monomer in vinyl polymer and a toner resin in which unreacted monomer has been decreased'2003 6,608,281'Laser beam machining head and laser beam machining apparatus having same'2003 6,600,133'Welding system'2003 6,569,358'Method for incorporating metal nanoparticles in porous materials'2003 6,456,386'Image forming system including sorter unit'2002 6,433,877'Surface inspection using the ratio of intensities of s- and p-polarized light components of a laser beam reflected a rough surface'2002 6,427,061'Flash device and image forming device that uses flash device'2002 6,385,355'Optical deflection element'2002 6,376,852'Surface inspection using the ratio of intensities of sand p-polarized light components of a laser beam reflected a rough surface'2002 6,356,347'Surface inspection using the ratio of intensities of s- and p-polarized light components of a laser beam reflected a rough surface'2002 6,320,401'Substrate inspection using the propagation characteristics of RF electromagnetic waves'2001 6,307,996'Optical waveguide device and manufacturing method thereof'2001 6,294,754'Laser beam machining head'2001 6,172,749'Method of and apparatus for detecting a surface condition of a wafer'2001 6,128,106'Sheet conveying apparatus'2000 6,094,510'Image processing apparatus and method for predicting a compression rate of image data processed to modify an image'2000 6,078,717'Opical waveguide device'2000 6,059,285'Sheet conveying apparatus'2000 5,936,223'Original reader apparatus which reads an original image while the original passes over a reading position'1999 5,913,015'Image forming system including sorter unit'1999 5,889,596'Controlling a reading unit of an image processing apparatus'1999 5,877,496'Apparatus and method for analysis of surface impurities in a very small region'1999 5,850,478'Image forming apparatus'1998 5,848,320'Copying apparatus capable of handling original having protruding portion'1998 5,737,671'Electrophotographic photoreceptor and an image forming method using the same'1998 5,680,230'Image processing method and apparatus thereof'1997 5,648,181'Inorganic thin film electroluminescent device having a light emission layer'1997 5,640,231'Image forming apparatus and temperature control device for fixing unit for use therewith'1997 5,634,499'Woven safety belt with rope-like configuration'1997 5,625,255'Inorganic thin film electroluminescence device'1997 5,612,161'Negatively chargable toner for electrophotography'1997 5,592,977'Multi-layered woven belt with rope shaped portion'1997 5,592,274'Electrophotographic apparatus and process for simultaneously transferring and fixing toner image onto transfer paper'1997 5,543,237'Inorganic thin film electroluminescent device having an emission layer'1996 5,500,491'Optical writing type electro-optical device'1996 5,488,463'Image forming apparatus to form images onto a sheet a plurality of times'1996 5,482,599'Photochemical method for converting carbon dioxide gas to organic substances'1996 5,475,475'Image forming apparatus and method in which image of a plurality of originals are formed at different positions of one recording sheet'1995 5,458,405'Motor vehicle brake pressure control apparatus wherein brake pressure is controlled based on estimated future wheel speed'1995 5,435,635'Motor vehicle brake pressure control apparatus wherein brake pressure is controlled based on overshoot drop of wheel speed upon lowering of brake pressure'1995 5,422,209'Electrophotographic photoreceptor having a photoconductive layer of amorphous silicon and surface layer'1995 5,387,031'Anti-lock/traction control brake system wherein wheel brake pressure is controlled based on wheel speeds relative to vehicle speed'1995 5,362,139'Anti-lock brake system wherein brake pressure for higher-speed rear wheel is made lower than that for lower-speed rear wheel'1994 5,352,555'Electrophotographic photoreceptor and electrophotographic process therefor'1994 5,352,062'Skid road surface and method for constructing same'1994 5,334,476'Electrophotographic process for simultaneously transferring and fixing an image'1994 5,330,612'Method of fabricating nano-size thin wires and devices made of such thin wires'1994 5,324,609'Photoreceptor with polymer overlayer having siloxane and imide moieties'1994 5,272,544'Digital/analog converter and image processing apparatus using the same'1993 5,200,628'Method for distinguishing particles in fluid and apparatus for the same including plural sensors and weighting'1993 5,187,666'Vehicle anti-lock brake control apparatus including means for regulating brake pressure based on smoothed wheel acceleration and determined vehicle acceleration'1993 5,153,086'Electrophotographic photoreceptor with charge transport layer of silicon oxide, carbide or nitride and transition metal'1992 5,109,339'Anti-lock brake control apparatus including means for detecting average wheel acceleration for determining brake pressure decrease time'1992 4,989,165'Apparatus for calculating vehicle-wheel revolution values'1991 4,943,206'Automatic carton supply method'1990 4,883,735'Negatively chargeable toner for use in dry electrophotography'1989 4,884,227'Speed detecting apparatus for a vehicle'1989 4,800,929'Webbing for safety belt'1989 4,750,529'Webbing for safety belt'1988 4,640,028'Combination steam iron and steamer'1987 D0283744'Electric iron'1986 4,585,389'Apparatus for loading or unloading a workpiece'1986 4,440,033'Starting motor device'1984 4,404,533'Electromagnetic switch device'1983 4,308,842'Evaporative emission control system for an internal combustion engine'1982 4,208,252'Apparatus for treatment of rubber and plastic wastes'1980 4,178,890'Deceleration control apparatus for vehicle engine'1979 4,158,349'Ignition timing control system for an internal combustion engine'1979 4,109,463'Exhaust reaction chamber for internal combustion engine'1978 4,099,500'Exhaust system for internal combustion engine'1978 4,016,846'Intake and exhaust manifold system for internal combustion engine'1977 3,984,288'Method for treatment of rubber and plastic wastes'1976 3,964,460'Heating of intake mixture for auxiliary chamber of internal combustion engine'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2017Patents assigned to WATANABE MASAO (28)· patent assignee history

1986–2018Patents assigned to TOYOTA MOTOR CO LTD (23)· patent assignee history

1989–2019Based in Tokyo, JP· patent location history

1992–2020Patents assigned to FUJI XEROX CO LTD (31)· patent assignee history

1992–2019Based in Kanagawa, JP· patent location history

1993–2013Patents assigned to CANON KK (17)· patent assignee history

1996–2002Based in Kawasaki, JP· patent location history

2007–2011Based in Ashigarakami-gun, JP· patent location history

2013–2018Based in Susono, JP· patent location history

2014–2019Patents assigned to FUJI HEAVY IND LTD (10)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJI XEROX CO LTD	31	1992–2020
WATANABE MASAOself	28	1976–2017
TOYOTA MOTOR CO LTD	23	1986–2018
CANON KK	17	1993–2013
FUJI HEAVY IND LTD	10	2014–2019

Locations

Location	Patents	Span
Tokyo, JP	22	1989–2019
Kanagawa, JP	12	1992–2019
Susono, JP	12	2013–2018
Kawasaki, JP	11	1996–2002
Ashigarakami-gun, JP	9	2007–2011