Inventor

Yasuhiro Matsui

Inventor

Lawrence, MA, US

Overview

66→

Patents

1992–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 66 as inventor

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

H04Bprimary

H04BTransmission23%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light18%

G02BOptical elements, systems or apparatus8%

B41JTypewriters6%

B82YSpecific uses or applications of nanostructures5%

H04NPictorial communication, e.g. television5%

H04JMultiplex communication4%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them3%

G06FElectric digital data processing3%

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material2%

PatentTitleYear

10,824,039Light control driving device, imaging apparatus, and light control driving method2020 10,826,267Surface coupled systems2020 10,607,427Information processing device, information processing method, and program for recognizing a user2020 10,469,827Image processing device and image processing method2019 10,461,503Distributed reflector laser2019 10,378,493Piping connection structure2019 10,292,242Control device, control method, and program2019 10,243,322Surface coupled systems2019 10,235,591Image recognition unit, learning method of the same, and electronic apparatus2019 10,063,032Distributed reflector laser2018 10,057,961Control device, control method, and program2018 9,831,631Directly modulated laser for PON application2017 9,481,179'Inkjet printer and image formation method'2016 9,457,569'Image formation device'2016 9,405,071'Delay line interferometer multiplexer'2016 9,398,281'Image pickup apparatus, color correction method, and color correction program'2016 9,385,815'Bandwidth efficient dual carrier'2016 9,231,367'Co-modulation of DBR laser and integrated optical amplifier'2016 9,048,618'Short gain cavity distributed bragg reflector laser'2015 9,031,359'Delay line interferometer multiplexer'2015 8,953,947'Bandwidth efficient dual carrier'2015 8,908,734'Directly modulated laser for PON applications'2014 8,777,401'Recording medium transfer apparatus and image forming apparatus'2014 8,781,336'Optical filter for use in a laser transmitter'2014 8,661,180'Memory controlling device and memory controlling method'2014 8,439,624'Transfer apparatus'2013 8,434,405'Method for setting operation condition of press line'2013 8,236,590'DBR laser with improved thermal tuning efficiency'2012 8,236,589'DBR laser with improved thermal tuning efficiency'2012 8,192,761'Granular preparation containing biguanide compound'2012 8,075,109'Ink jet printer'2011 7,991,291'WDM PON based on DML'2011 7,991,297'Chirped laser with passive filter element for differential phase shift keying generation'2011 7,962,045'Optical transmitter having a widely tunable directly modulated laser and periodic optical spectrum reshaping element'2011 7,941,057'Integral phase rule for reducing dispersion errors in an adiabatically chirped amplitude modulated signal'2011 7,907,648'Optical FM source based on intra-cavity phase and amplitude modulation in lasers'2011 7,869,473'Directly modulated laser with isolated modulated gain electrode for improved frequency modulation'2011 7,860,404'Optical FM source based on intra-cavity phase and amplitude modulation in lasers'2010 7,809,280'Chirp-managed, electroabsorption-modulated laser'2010 7,778,295'DBR laser with improved thermal tuning efficiency'2010 7,760,777'DBR laser with improved thermal tuning efficiency'2010 7,697,847'Dispersion compensator for frequency reshaped optical signals'2010 7,639,955'Method and apparatus for transmitting a signal using a chirp managed laser (CML) and an optical spectrum reshaper (OSR) before an optical receiver'2009 7,613,401'Optical FM source based on intra-cavity phase and amplitude modulation in lasers'2009 7,609,977'Optical transmission using semiconductor optical amplifier (SOA)'2009 7,564,889'Adiabatically frequency modulated source'2009 7,558,488'Reach extension by using external Bragg grating for spectral filtering'2009 7,555,225'Optical system comprising an FM source and a spectral reshaping element'2009 7,542,683'Chirp Managed Laser (CML) transmitter'2009 7,536,113'Chirp managed directly modulated laser with bandwidth limiting optical spectrum reshaper'2009 7,480,464'Widely tunable, dispersion tolerant transmitter'2009 7,474,859'Versatile compact transmitter for generation of advanced modulation formats'2009 7,406,266'Flat-topped chirp induced by optical filter edge'2008 7,406,267'Method and apparatus for transmitting a signal using thermal chirp management of a directly modulated transmitter'2008 7,356,264'Chirp managed laser with electronic pre-distortion'2008 7,270,387'Recording head position adjusting structure and inkjet printer provided with said adjusting structure'2007 7,226,140'Adjusting apparatus for adjusting inclination of recording head of inkjet printer'2007 7,187,821'Carrier suppression using adiabatic frequency modulation (AFM)'2007 6,873,556'Semiconductor memory device with test mode and testing method thereof'2005 6,843,548'Ink-jet printer'2005 6,784,872'Bidirectional remote control system'2004 6,785,318'Polarization mode control of vertical cavity surface emitting lasers'2004 5,931,452'Wire clamper for bonding apparatus'1999 5,728,407'Die for melt-blowing apparatus'1998 5,294,105'Sheet feeding apparatus with an elevation type base plate'1994 5,161,972'Method and magnetic device for fixing a denture'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2020Based in Kanagawa, JP· patent location history

1994–2016Based in Hachioji, JP· patent location history

2004–2010Based in Lawrence, MA, US· patent location history

2007–2015Patents assigned to MATSUI YASUHIRO (12)· patent assignee history

2008–2020Patents assigned to FINISAR CORP (38)· patent assignee history

2010–2012Based in Woburn, MA, US· patent location history

2013–2019Patents assigned to HONDA MOTOR CO LTD (3)· patent assignee history

2014–2020Patents assigned to SONY CORP (7)· patent assignee history

2014–2016Patents assigned to KONICA MINOLTA INC (3)· patent assignee history

2014–2020Based in Milpitas, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FINISAR CORP	38	2008–2020
MATSUI YASUHIROself	12	2007–2015
SONY CORP	7	2014–2020
HONDA MOTOR CO LTD	3	2013–2019
KONICA MINOLTA INC	3	2014–2016

Locations

Location	Patents	Span
Lawrence, Massachusetts, US	16	2004–2010
Milpitas, California, US	13	2014–2020
Woburn, Massachusetts, US	12	2010–2012
Kanagawa, JP	8	1992–2020
Hachioji, JP	7	1994–2016