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Inventor

Toru Matsuyama

Inventor
Nagano, JP

Overview

69→
Patents
1996–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 69 as inventor

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

B41Jprimary
B41JTypewriters37%
E02FDredging17%
H04BTransmission13%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light6%
H03KPulse technique3%
H04LTransmission of digital information, e.g. telegraphic communication3%
H04JMultiplex communication2%
H04NPictorial communication, e.g. television2%
H04QSelecting2%
B60YIndexing scheme relating to aspects cross-cutting vehicle technology1%
PatentTitleYear
10,822,769Earthmoving machine and control method202010,814,646Liquid discharge apparatus, liquid discharge system, and print head202010,800,172Liquid ejecting apparatus202010,800,163Liquid ejecting apparatus and moving unit including detector that detects change in posture of carriage202010,787,788Work machine and control method for work machine202010,673,533Optical transmission apparatus and method202010,661,559Liquid discharge apparatus202010,584,463Control device for construction machine and method of controlling construction machine202010,576,740Head unit control circuit202010,576,739Head unit control circuit202010,543,682Head unit control circuit202010,525,704Liquid ejecting apparatus202010,518,565Liquid discharge apparatus, and driving circuit provided in liquid discharge apparatus201910,513,115Liquid ejecting head and liquid ejecting apparatus201910,507,648Liquid ejecting head and liquid ejecting apparatus201910,501,911Work equipment control device and work machine201910,493,751Liquid discharging apparatus201910,414,157Liquid discharge apparatus201910,352,021Work equipment control device and work machine201910,350,920Printing apparatus and power supply unit for printing apparatus201910,265,955Liquid discharge apparatus201910,189,247Liquid ejecting apparatus and liquid ejecting system201910,156,061Work machine control device, work machine, and work machine control method201810,124,581Liquid discharge apparatus and head unit201810,118,382Liquid discharge apparatus and head unit20189,956,766Liquid ejecting apparatus and liquid ejecting system20189,950,518Liquid ejecting apparatus and liquid ejecting system20189,944,072Liquid dishcarging apparatus, controller, and head unit20189,938,694Control device for work machine, work machine, and method of controlling work machine20189,914,296'Liquid ejecting apparatus and liquid ejecting system'20189,834,905Work machine control device, work machine, and work machine control method20179,702,119'Hydraulic excavator'20179,656,462'Liquid ejecting apparatus'20179,555,647'Printing device, control method for printing device, and control program for printing device'20179,517,641'Printing device, control method for printing device, and control program for printing device'20169,464,406'Control system for construction machine and control method'20169,452,617'Printing device, control method for printing device, and control program for printing device'20169,440,455'Printing device, control method for printing device, and control program for printing device'20169,410,305'Excavation control system for hydraulic excavator'20169,371,626'Work vehicle'20169,291,238'Liquid ejecting apparatus and driving method of liquid ejecting apparatus'20169,259,949'Liquid discharging apparatus and control method thereof'20169,194,106'Working unit control system, construction machine and working unit control method'20159,139,028'Printing apparatus and control program for printing apparatus'20159,090,059'Printing apparatus and control method and program thereof'20159,080,317'Excavation control system and construction machine'20159,020,709'Excavation control system'20158,909,439'Excavation control system for hydraulic excavator'20148,894,171'Liquid ejecting apparatus and liquid ejecting method'20148,857,935'Liquid ejecting apparatus and liquid ejecting method'20148,845,052'Liquid ejecting apparatus and control method thereof'20148,833,890'Liquid ejecting apparatus'20148,634,721'Method, system, and apparatus for optical communication'20148,559,814'Optical communication device and power-saving control method of optical communication device'20138,306,437'Optical receiver'20128,195,050'Optical transmission apparatus, subscriber apparatus and optical communication system'20127,946,592'Bearing seal'20117,670,015'Optical switch controller and movable body controller'20107,266,308'Light output control circuit'20077,123,845'Receiving apparatus with waveform degradation compensating function'20066,975,813'Light output control device'20056,940,327'Pulse width control circuit controlling pulse width of output light'20056,748,181'Optical transmitter provided with optical output control function'20046,728,495'Light output control circuit with a warning function of deteriorated light output'20046,700,423'Pulse width control circuit controlling pulse width of output light'20046,597,485'Optical transmitter circuit'20036,292,284'Light emitting element driving apparatus'20016,282,216'Burst mode optical transmitter circuit'20015,512,853'Interface circuit adaptive to high speed and low voltage operation'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2012Patents assigned to FUJITSU LTD (14)· patent assignee history
1996–2020Based in Sapporo, JP· patent location history
2012–2015Patents assigned to MATSUYAMA TORU (7)· patent assignee history
2013–2020Patents assigned to FUJITSU OPTICAL COMPONENTS LTD (3)· patent assignee history
2014–2020Patents assigned to SEIKO EPSON CORP (34)· patent assignee history
2014–2020Patents assigned to KOMATSU MFG CO LTD (16)· patent assignee history
2014–2020Based in Nagano, JP· patent location history
2014–2020Based in Matsumoto, JP· patent location history
2014–2016Based in Kanagawa, JP· patent location history
2019–2020Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEIKO EPSON CORP342014–2020
KOMATSU MFG CO LTD162014–2020
FUJITSU LTD141996–2012
MATSUYAMA TORUself72012–2015
FUJITSU OPTICAL COMPONENTS LTD32013–2020
Locations
LocationPatentsSpan
Nagano, JP202014–2020
Matsumoto, JP152014–2020
Sapporo, JP121996–2020
Kanagawa, JP62014–2016
Tokyo, JP52019–2020