YOKOYAMA; Masafumi

Patent Applications and Registrations

Patent applications and USPTO patent grants for YOKOYAMA; Masafumi.The latest application filed is for "storage medium, learning device, and data collection system".

Company Profile

0.22.21

YOKOYAMA; Masafumi - Tokyo JP
Yokoyama; Masafumi - Bunkyo-ku N/A JP
Yokoyama; Masafumi - Itabashi-ku JP
Yokoyama; Masafumi - Itabashi Tokyo
Yokoyama, Masafumi - Itabashi-ku Tokyo JP
Yokoyama; Masafumi - Osaka JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Storage Medium, Learning Device, And Data Collection System App 20220300467 - YOKOYAMA; Masafumi	2022-09-22
Run-flat radial tire Grant 10,464,378 - Yokoyama No	2019-11-05
Light modulating device Grant 9,772,484 - Matsumoto , et al. September 26, 2	2017-09-26
Run-flat Radial Tire App 20170100969 - YOKOYAMA; Masafumi	2017-04-13
Aberration correction device and laser microscope Grant 9,594,238 - Matsumoto , et al. March 14, 2	2017-03-14
Optical Midulator App 20160320677 - TANABE; Ayano ; et al.	2016-11-03
Phase modulation device and laser microscope Grant 9,383,573 - Matsumoto , et al. July 5, 2	2016-07-05
Polarization conversion element Grant 9,257,141 - Hashimoto , et al. February 9, 2	2016-02-09
Phase Modulation Device And Laser Microscope App 20150338639 - MATSUMOTO; Kenji ; et al.	2015-11-26
Light Modulating Device App 20150338631 - Matsumoto; Kenji ; et al.	2015-11-26
Light modulator element and microscope apparatus including light modulation element Grant 9,176,333 - Yokoyama , et al. November 3, 2	2015-11-03
Semiconductor substrate, field-effect transistor, integrated circuit, and method for fabricating semiconductor substrate Grant 9,112,035 - Yamada , et al. August 18, 2	2015-08-18
Aberration Correction Device And Laser Microscope App 20150116812 - Matsumoto; Kenji ; et al.	2015-04-30
Semiconductor wafer, field-effect transistor, method of producing semiconductor wafer, and method of producing field-effect transistor Grant 8,901,656 - Aoki , et al. December 2, 2	2014-12-02
Field-effect transistor, semiconductor wafer, method for producing field-effect transistor and method for producing semiconductor wafer Grant 8,779,471 - Hata , et al. July 15, 2	2014-07-15
Semiconductor Device, Semiconductor Wafer, Method For Producing Semiconductor Wafer, And Method For Producing Semiconductor Device App 20140091398 - HATA; Masahiko ; et al.	2014-04-03
Semiconductor Device, Semiconductor Wafer, Method For Producing Semiconductor Wafer, And Method For Producing Semiconductor Device App 20140091393 - HATA; Masahiko ; et al.	2014-04-03
Light Modulator Element And Microscope Apparatusa Including Light Modulation Element App 20130342768 - Yokoyama; Masafumi ; et al.	2013-12-26
Semiconductor Wafer, Field-effect Transistor, Method Of Producing Semiconductor Wafer, And Method Of Producing Field-effect Transistor App 20130341721 - AOKI; Takeshi ; et al.	2013-12-26
Polarization Conversion Element App 20120314180 - Hashimoto; Nobuyuki ; et al.	2012-12-13
Field-effect Transistor, Semiconductor Wafer, Method For Producing Field-effect Transistor And Method For Producing Semiconductor Wafer App 20120228673 - HATA; Masahiko ; et al.	2012-09-13
Semiconductor Substrate, Field-effect Transistor, Integrated Circuit, And Method For Fabricating Semiconductor Substrate App 20120205747 - YAMADA; Hisashi ; et al.	2012-08-16
Liquid crystal fresnel lens Grant 8,243,251 - Yokoyama August 14, 2	2012-08-14
LED light source and method for adjusting chromaticity of LED light source Grant 7,884,545 - Yokoyama , et al. February 8, 2	2011-02-08
Liquid Crystal Fresnel Lens App 20100245743 - Yokoyama; Masafumi	2010-09-30
Led Light Source And Method For Adjusting Chromaticity Of Led Light Source App 20090236967 - Yokoyama; Masafumi ; et al.	2009-09-24
Exposure device Grant 7,570,388 - Yokoyama , et al. August 4, 2	2009-08-04
Method for determining a correction value for light-emitting parts in exposure apparatus Grant 7,349,003 - Shiota , et al. March 25, 2	2008-03-25
Liquid crystal exposure device Grant 7,271,798 - Masubuchi , et al. September 18, 2	2007-09-18
Exposure device App 20060290906 - Yokoyama; Masafumi ; et al.	2006-12-28
Light source for an optical apparatus in which the amount of light emission is controlled at a constant level Grant 7,015,446 - Yokoyama March 21, 2	2006-03-21
Liquid crystal exposure device App 20050200614 - Masubuchi, Sadao ; et al.	2005-09-15
Exposure system and production method for exposure system App 20050068590 - Shiota, Akira ; et al.	2005-03-31
Light source for optical apparatus App 20040084605 - Yokoyama, Masafumi	2004-05-06
Optical printer device that forms color images Grant 6,720,986 - Masubuchi , et al. April 13, 2	2004-04-13
Optical printer device App 20020044194 - Masubuchi, Sadao ; et al.	2002-04-18
Fork lift truck Grant D444,607 - Yurushi , et al. July 3, 2	2001-07-03

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