Inventor

Michiharu Yamamoto

Inventor

Carlsbad, CA, US

Overview

58→

Patents

1990–2020

Patent span

Physics

Primary field (CPC G)

Patents· 58 as inventor

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

G01Rprimary

G01RMeasuring electric variables13%

C09KMaterials for miscellaneous applications, not provided for elsewhere6%

H01LSemiconductor devices6%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation4%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution4%

H10NElectric solid-state devices not otherwise provided for3%

Y10TTechnical subjects covered by former us classification3%

PatentTitleYear

10,840,397Highly-fluorescent and photo-stable chromophores for wavelength conversion2020 10,801,170Magnetic marker and marker system2020 10,752,780Chromophores for photochromic compositions useful for three dimensional display applications2020 10,632,892Magnetic marker, magnetic marker retaining method, work apparatus for magnetic markers, and magnetic marker installation method2020 10,620,276Magnetic detector2020 10,591,637Ball rotational direction detecting system2020 10,539,701Minute magnetic body detecting sensor and foreign substance detecting device2020 10,509,081Magneto-sensitive wire for magnetic impedance sensor capable of high-accuracy measurement and method of manufacturing same2019 10,509,080Differential type magnetic sensor2019 10,461,201Highly-fluorescent and photo-stable chromophores for wavelength conversion2019 10,191,123Magnetic field measurement device2019 10,184,992Rotation speed measuring system2019 10,120,040Magnetic impedance sensor2018 10,077,362Chromophores for photochromic compositions useful for three dimensional display applications2018 10,048,329Magnetic detection device and method of manufacturing same2018 9,960,294Highly fluorescent and photo-stable chromophores for wavelength conversion2018 9,739,849'Magnetic field detecting device'2017 9,500,721'Magnetic field detecting device'2016 9,494,187'Fluid bearing, motor and polygon mirror scanner motor'2016 9,399,730'Wavelength conversion material as encapsulate for solar module systems to enhance solar harvesting efficiency'2016 9,394,479'Wavelength conversion film having pressure sensitive adhesive layer to enhance solar harvesting efficiency'2016 9,382,424'Highly-fluorescent and photo-stable chromophores for enhanced solar harvesting efficiency'2016 9,376,748'Method for etching organic film'2016 9,287,419'Wavelength conversion perylene diester chromophores and luminescent films'2016 8,674,103'Lyotropic liquid crystal systems based on aromatic tetracarboxylic bisbenzoimidazole derivatives and methods for making'2014 8,610,427'Magneto-sensitive wire, magneto-impedance element and magneto-impedance sensor'2013 8,587,300'Magneto-impedance sensor element and method for producing the same'2013 8,513,372'Asymmetric photo-patternable sol-gel precursors and their methods of preparation'2013 8,461,834'Magneto-impedance sensor element and method for manufacturing the same'2013 8,455,962'Magneto-impedance sensor element'2013 8,378,670'Magneto-impedance element and magneto-impedance sensor including detection coil'2013 8,350,565'Ultra-sensitive magnetoimpedance sensor'2013 8,339,132'Magnetic detection device'2012 8,203,780'Systems and methods for improving the performance of a photorefractive device'2012 7,985,356'Non-linear optical device sensitive to green laser'2011 7,886,600'Motion sensor and portable telephone using the same'2011 7,736,548'Non-linear optical device with long grating persistency'2010 7,420,364'Small-sized attitude detection sensor and portable telephone using the small-sized attitude detection sensor'2008 7,317,058'(Meth)acrylate polymer and non-linear optical device material composition'2008 7,298,140'Three-dimensional magnetic direction sensor, and magneto-impedance sensor element'2007 7,250,121'Non-linear optical device material composition'2007 7,224,161'Magnet with electromagnetic coil/impedance/sensor element'2007 7,219,549'Accelerometer with cantilever and magnetic field detector'2007 7,186,781'Fullerene-containing polymer, producing method thereof, and photorefractive composition'2007 7,026,812'Magnetic sensor'2006 6,864,338'Sterically regulated methacrylic polymer and process for producing the same'2005 6,831,457'Two-dimensional magnetic sensor including magneto-impedance sensor elements'2004 6,809,156'Fullerene-containing polymer, producing method thereof, and photorefractive composition'2004 6,653,421'Photorefractive composition'2003 6,646,107'Process for producing polymer'2003 6,610,809'Polymer, producing method thereof, and photorefractive composition'2003 6,432,475'Pressure-sensitive adhesive composition, process for the preparation thereof and pressure-sensitive adhesive sheets'2002 6,342,563'Preparation of adhesive (CO) polymers from isocyanate chain extended narrow molecular weight distribution telechelic (CO) polymers made by pseudo living polymerization'2002 6,313,258'Aromatic polycarbodiimide and films thereof'2001 6,273,322'Productive method of amorphous metal-metal jointed parts and amorphous metal-metal jointed parts'2001 6,121,380'Preparation of adhesive (CO) polymers from isocyanate chain extended narrow molecular weight distribution telechelic (CO) polymers made by pseudo living polymerization'2000 5,194,518'Thermosetting resin composition comprising perfluoro containing amine terminated oligomer and polymaleimide'1993 4,964,887'Process for separating methane using permeable membrane'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2020Patents assigned to NITTO DENKO CORP (28)· patent assignee history

1990–2003Based in Osaka, JP· patent location history

2001–2020Patents assigned to AICHI STEEL CORP (28)· patent assignee history

2001–2020Based in Tokai, JP· patent location history

2003–2020Based in Carlsbad, CA, US· patent location history

2006–2020Based in Aichi, JP· patent location history

2012–2018Patents assigned to YAMAMOTO MICHIHARU (12)· patent assignee history

2012–2013Patents assigned to HONKURA YOSHINOBU (7)· patent assignee history

2012–2013Patents assigned to HAMADA NORIHIKO (4)· patent assignee history

2018–2020Based in San Jose, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AICHI STEEL CORP	28	2001–2020
NITTO DENKO CORP	28	1990–2020
YAMAMOTO MICHIHARUself	12	2012–2018
HONKURA YOSHINOBU	7	2012–2013
HAMADA NORIHIKO	4	2012–2013

Locations

Location	Patents	Span
Carlsbad, California, US	16	2003–2020
Tokai, JP	15	2001–2020
Aichi, JP	14	2006–2020
Osaka, JP	7	1990–2003
San Jose, California, US	2	2018–2020