LexDanaLexDanabeta
Inventor

Hiroki Watanabe

Inventor
Saitama, JP

Overview

69→
Patents
1980–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 69 as inventor

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

H10Wprimary
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h109%
H10HInorganic light-emitting semiconductor devices having potential barriers8%
C03CChemical composition of glasses, glazes or vitreous enamels5%
H01LSemiconductor devices5%
H03HImpedance networks, e.g. resonant circuits5%
G03GElectrography4%
B41JTypewriters3%
A61BDiagnosis2%
A61MDevices for introducing media into, or onto, the body2%
C03BManufacture, shaping, or supplementary processes2%
PatentTitleYear
11,011,358Electron multiplier having resistance value variation suppression and stablization202111,003,102Electrophotographic image forming apparatus and process cartridge202110,947,451Nitride fluorescent material, method of producing nitride fluorescent material and light emitting device202110,927,298Nitride fluorescent material, method for producing the same, and light emitting device202110,930,870Separation method, display device, display module, and electronic device202110,922,977Display control device202110,848,315Contract agreement method, agreement verification method, contract agreement system, agreement verification device, contract agreement device, contract agreement program and agreement verification program202010,790,963Blockchain generation apparatus, blockchain generation method, blockchain verification apparatus, blockchain verification method, and program202010,784,425Light illuminating module and wire board for LED device202010,768,543Toner202010,770,400Semiconductor module202010,747,132Toner202010,682,506Connecting structure for medical use202010,635,158Write data protection at emergency power off202010,551,759Toner202010,532,573Image forming apparatus and image forming method2020D0871194Pad201910,465,136Refined-coal production method, and refined-coal production device201910,451,985Toner201910,421,196Transfer apparatus201910,367,225Power storage device201910,307,239Filter device201910,253,431Silicon carbide single crystal and method for producing silicon carbide single crystal201910,236,431Thermoelectric conversion element and thermoelectric conversion module201910,183,158Connecting structure for medical use201910,112,127Method for controlling flow volume of coal/kerosene slurry, and apparatus for producing upgraded brown coal201810,049,978Semiconductor module201810,005,977Method of producing modified coal, and modified coal20189,845,403Ink image matter generating method20179,817,327'Toner'20179,670,431'Indirect heat drying method for particulate matter, refined-coal production method, indirect heat drying device, and refined-coal production device'20179,643,411'Position deviation order detection method, image position deviation correction method, streak unevenness correction table creation method, and streak unevenness correction method'20179,405,123'Optical system'20169,332,638'Wiring board and method for manufacturing wiring board'20169,315,416'Method of manufacturing light-emitting device'20168,980,003'Method of manufacturing silicon carbide single crystal'20158,904,997'Fuel injection control system for internal combustion engine'20148,797,759'Electronic module and communication apparatus'20148,685,766'Solid element device and method for manufacturing the same'20148,561,279'Spring product manufacturing line'20138,525,223'Silicon carbide semiconductor device'20138,518,809'Manufacturing method of silicon carbide single crystal'20138,470,091'SiC single crystal substrate, SiC single crystal epitaxial wafer, and SiC semiconductor device'20138,154,047'Solid element device and method for manufacturing the same'20128,101,441'Method of manufacturing light-emitting device'20127,999,398'Solid state device'20117,989,236'Method of making phosphor containing glass plate, method of making light emitting device'20117,825,575'Solid-state element device and light-emitting apparatus using same'20107,824,937'Solid element device and method for manufacturing the same'20107,667,223'Solid-state optical device'20107,470,926'Solid-state optical device'20087,295,089'Surface acoustic wave filter and communication apparatus'20077,282,670'Ceramic heater and glow plug having the same'20076,997,550'Ink jet printer having multiple ink heads'20066,989,724'Surface acoustic wave device and communication device'20066,896,354'Ink jet printer having multiple ink heads'20056,849,207'Silicon nitride sintered material and production process thereof'20056,815,868'Surface acoustic wave apparatus and communication unit'20046,771,003'Surface acoustic wave apparatus and communication unit'20046,737,942'Surface acoustic wave apparatus and communication apparatus'20046,731,046'Surface acoustic wave element and manufacturing method of the same'20046,710,676'Surface acoustic wave filter device'20046,657,166'Silicon nitride sintered material and production process thereof'20036,621,052'Silicon nitride-tungsten carbide composite sintered material, process for preparing the same and glow plug'20036,563,089'Silicon nitridetungsten carbide composite sintered material, production process therefor, and glow plug comprising the same'20035,913,825'Ultrasonic probe and ultrasonic survey instrument'19995,751,924'Multiple overlay printing and outputting device and multiple overlay printing system'19985,665,308'Urine occult blood test apparatus'19974,196,736'Apparatus for crushing a calculus'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–2016Patents assigned to WATANABE HIROKI (14)· patent assignee history
2003–2005Based in Gifu, JP· patent location history
2004–2014Patents assigned to MURATA MANUFACTURING CO (8)· patent assignee history
2004–2007Based in Ishikawa, JP· patent location history
2008–2016Patents assigned to SUMITA OPTICAL GLASS (11)· patent assignee history
2008–2016Patents assigned to TOYODA GOSEI KK (10)· patent assignee history
2008–2016Based in Saitama, JP· patent location history
2017–2021Patents assigned to CANON KK (6)· patent assignee history
2017–2020Based in Kanagawa, JP· patent location history
2019–2020Based in Matsudo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WATANABE HIROKIself141980–2016
SUMITA OPTICAL GLASS112008–2016
TOYODA GOSEI KK102008–2016
MURATA MANUFACTURING CO82004–2014
CANON KK62017–2021
Locations
LocationPatentsSpan
Saitama, JP102008–2016
Ishikawa, JP72004–2007
Matsudo, JP42019–2020
Gifu, JP42003–2005
Kanagawa, JP32017–2020