Inventor
Tomoya Saeki
Inventor
Yokohama, JP
Overview
Patents· 42 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus22%
H04BTransmission13%
B41JTypewriters11%
G03GElectrography10%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein9%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light6%
H01LSemiconductor devices5%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
H04JMultiplex communication4%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
10,481,541Image forming apparatus201910,386,579Optical transmitting module and multi-lane transmitter optical module201910,365,448Optical module having two lens system and monitor photodiode between two lenses201910,326,253Optical module implementing with optical source, optical modulator, and wavelength detector, and a method to assemble the same201910,265,617Life and death judgement system for Go game201910,256,601Optical module implementing with optical source, optical modulator, and wavelength detector, and a method to assemble the same201910,218,149Optical module implementing with optical source, optical modulator, and wavelength detector, and a method to assemble the same201910,203,458Optical module implementing with optical source, optical modulator, and wavelength detector, and a method to assemble the same201910,185,104Optical receiver and method of assembling the same and providing rotational alignment201910,162,134Transmitting optical module implementing optical waveguide device201810,056,982Method of coupling optical signal optically with optical waveguide through two lens system20189,989,755Method of producing optical module and optical module20189,979,506Transmitter optical module implemented with a plurality of signal sources20189,919,223'System for assessing life and death in games of go'20189,887,783'Lens system to enhance optical coupling efficiency of collimated beam to optical waveguide'20189,804,347'Method of assembling the optical module implementing Mach-Zehnder modulator'20179,780,882'Optical transmitter module having multiple signal lanes'20179,563,029'Optical module with enhanced heat dissipating function'20179,551,834'Method to assemble transmitter optical subassembly'20179,490,900'Method to produce optical module having multiple signal lanes and optical module'20169,348,157'Optical module outputting polarization combined optical beam'20168,480,313'Optical subassembly having sleeve and optical device assembled with sleeve by ribs and hollow'20137,862,244'Optical module providing a sleeve burying a tubular member'20117,546,073'Image forming apparatus having an intermediate transfer member wrapped around and driven by a photoconductor drum'20097,517,158'Method for manufacturing an optical module'20097,502,575'Image forming apparatus and method of transferring image to intermediate transfer body by controlling the drive of a photosensitive body'20097,177,571'Image forming apparatus using a belt-like intermediate transfer member'20077,171,146'Image forming apparatus including a belt-shaped image carrier'20077,028,013'Personal authentication system, and personal authentication method and program used therefor'20066,359,638'Color electrophotographic printer and feeding speed control method therefore for eliminating registration error in color superposition'20026,208,321'Electrostatic ink jet recorder having ejection electrodes and auxiliary electrodes divided into groups'20016,161,911'Ink jet recording device'20006,161,922'Electrostatic ink-jet recording head having a head chip provided with groove and flange portions'20006,142,610'Precision ejection ink-jet printing apparatus'20006,135,590'Ink cartridge capable of preventing leak of ink'20006,135,588'Electrostatic ink-jet printing head having projections extending out of an ink chamber'20006,124,065'Photosensitive body and electrophotographic printer using the same'20006,095,638'Elastic ink jet printing head and method for manufacturing head block thereof'20006,085,053'Recording device'20006,079,817'Electrostatic ink-jet recording head'20006,076,909'Gap adjusting device for a print head used in an ink jet recording apparatus and gap adjusting method'20005,918,091'Endless photoreceptor belt for use in a recording device'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2006Patents assigned to NEC CORP (13)· patent assignee history
1999–2002Based in Niigata, JP· patent location history
2002–2019Patents assigned to FUJI XEROX CO LTD (6)· patent assignee history
2007–2009Based in Saitama, JP· patent location history
2009–2019Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (20)· patent assignee history
2009–2019Based in Kanagawa, JP· patent location history
2011–2019Based in Yokohama, JP· patent location history
2013–2019Patents assigned to SAEKI TOMOYA (2)· patent assignee history
2018–2019Patents assigned to PANDANET INC (2)· patent assignee history
2018–2019Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO ELECTRIC INDUSTRIES | 20 | 2009–2019 |
| NEC CORP | 13 | 1999–2006 |
| FUJI XEROX CO LTD | 6 | 2002–2019 |
| PANDANET INC | 2 | 2018–2019 |
| SAEKI TOMOYAself | 2 | 2013–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 20 | 2011–2019 |
| Niigata, JP | 12 | 1999–2002 |
| Saitama, JP | 4 | 2007–2009 |
| Kanagawa, JP | 2 | 2009–2019 |
| Tokyo, JP | 2 | 2018–2019 |