Yamaguchi; Keita

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yamaguchi; Keita.The latest application filed is for "optical signal processing apparatus".

Company Profile

7.23.29

Yamaguchi; Keita - Musashino-shi Tokyo
Yamaguchi; Keita - Tokyo JP
Yamaguchi; Keita - Musashino JP
Yamaguchi; Keita - Aichi JP
Yamaguchi; Keita - Atsugi JP
YAMAGUCHI; Keita - Chiyoda-ku Tokyo
Yamaguchi; Keita - Atsugi-shi Kanagawa-ken
YAMAGUCHI; Keita - Minato-ku Tokyo
Yamaguchi; Keita - Kagawa N/A JP
Yamaguchi; Keita - Inashiki-gun JP
Yamaguchi; Keita - Mie JP
Yamaguchi; Keita - Ibaraki 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
Optical Signal Processing Apparatus App 20220272427 - Yamaguchi; Keita ; et al.	2022-08-25
Distance measurement device, head-mounted display device, mobile information terminal, image display device, surroundings monitoring system, and distance measurement method Grant 11,422,372 - Yamaguchi , et al. August 23, 2	2022-08-23
Optical signal processing device and method for controlling same Grant 11,405,702 - Yamaguchi , et al. August 2, 2	2022-08-02
Tool Condition Monitoring System App 20220187164 - Azamfar; Moslem ; et al.	2022-06-16
Monitoring System For Estimating Useful Life Of A Machine Component App 20220187798 - Azamfar; Moslem ; et al.	2022-06-16
Optical Signal Processing Apparatus App 20220091473 - Yamaguchi; Keita ; et al.	2022-03-24
Optical Signal Processing Apparatus and Manufacturing Method Thereof App 20220066244 - Yamaguchi; Keita ; et al.	2022-03-03
Optical Communication Node App 20220014301 - SENOO; Kazunori ; et al.	2022-01-13
Cache memory and method for controlling the same Grant 11,216,371 - Yamaguchi January 4, 2	2022-01-04
Optical Module App 20210397065 - Yanagihara; Ai ; et al.	2021-12-23
Optical switch array and multicast switch Grant 11,194,093 - Senoo , et al. December 7, 2	2021-12-07
Variable wavelength filter Grant 11,112,561 - Suzuki , et al. September 7, 2	2021-09-07
Optical Signal Processing Device and Method For Controlling Same App 20210258663 - Yamaguchi; Keita ; et al.	2021-08-19
Variable Wavelength Filter App 20210141153 - Suzuki; Kenya ; et al.	2021-05-13
Distance Measurement Device, Head-mounted Display Device, Mobile Information Terminal, Image Display Device, Surroundings Monitoring System, And Distance Measurement Method App 20210132382 - YAMAGUCHI; Keita ; et al.	2021-05-06
Optical node device Grant 10,965,375 - Ono , et al. March 30, 2	2021-03-30
Imaging device, imaging method, and image processing device generating a complex sensor image Grant 10,951,793 - Nakamura , et al. March 16, 2	2021-03-16
Optical Node Device App 20210036781 - ONO; Hirotaka ; et al.	2021-02-04
Distance measurement device and distance measurement method Grant 10,887,504 - Yamaguchi , et al. January 5, 2	2021-01-05
Optical Switch Array And Multicast Switch App 20200408990 - Senoo; Kazunori ; et al.	2020-12-31
Optical signal processing device Grant 10,797,817 - Seno , et al. October 6, 2	2020-10-06
Cache Memory and Method for Controlling the Same App 20200019499 - YAMAGUCHI; Keita	2020-01-16
Optical Signal Processing Device App 20190349112 - Seno; Kazunori ; et al.	2019-11-14
Imaging Device, Imaging Method, And Image Processing Device App 20190268507 - NAKAMURA; Yusuke ; et al.	2019-08-29
Distance Measurement Device And Distance Measurement Method App 20190182430 - YAMAGUCHI; Keita ; et al.	2019-06-13
Language conversion apparatus, language conversion method, and language conversion program Grant 9,946,710 - Yamaguchi April 17, 2	2018-04-17
Language Conversion Apparatus, Language Conversion Method, And Language Conversion Program App 20170091180 - YAMAGUCHI; Keita	2017-03-30
Circuit Design Device And Circuit Design Program App 20170068764 - TAKASHINA; Nobuhide ; et al.	2017-03-09
Optical input/output device Grant 9,588,300 - Nakajima , et al. March 7, 2	2017-03-07
Packing sheet Grant 9,346,928 - Yamaguchi , et al. May 24, 2	2016-05-24
Light Input/output Device App 20150316725 - Nakajima; Mitsumasa ; et al.	2015-11-05
Composite graphite particle for nonaqueous secondary battery, negative electrode material containing the same, negative electrode and nonaqueous secondary battery Grant 8,974,968 - Okanishi , et al. March 10, 2	2015-03-10
Packing Sheet App 20140221572 - Yamaguchi; Keita ; et al.	2014-08-07
Carbon material for lithium ion secondary battery Grant 8,647,776 - Yamada , et al. February 11, 2	2014-02-11
Negative electrode material for lithium secondary battery, method for producing same, negative electrode for lithium secondary battery using same and lithium secondary battery Grant 8,637,187 - Fuse , et al. January 28, 2	2014-01-28
Composite graphite particles for nonaqueous secondary battery, negative-electrode material containing the same, negative electrode, and nonaqueous secondary battery Grant 8,431,270 - Matsumoto , et al. April 30, 2	2013-04-30
Negative electrode material for nonaqueous secondary cells, negative electrode for nonaqueous secondary cells, and nonaqueous secondary cell Grant 8,404,383 - Onishi , et al. March 26, 2	2013-03-26
Carbon Material For Lithium Ion Secondary Battery App 20120070733 - Yamada; Shunsuke ; et al.	2012-03-22
Composite Graphite Particle For Nonaqueous Secondary Battery, Negative Electrode Material Containing The Same, Negative Electrode And Nonaqueous Secondary Battery App 20110171532 - Okanishi; Kengo ; et al.	2011-07-14
Multi-layer Structured Carbonaceous Material, Process For Producing The Same, And Nonaqueous Secondary Battery Adopting The Same App 20110059371 - Kamada; Tomiyuki ; et al.	2011-03-10
Composite Graphite Particles For Nonaqueous Secondary Battery, Negative-electrode Material Containing The Same, Negative Electrode, And Nonaqueous Secondary Battery App 20100086856 - Matsumoto; Hitoshi ; et al.	2010-04-08
Negative Electrode Material For Nonaqueous Secondary Cells, Negative Electrode For Nonaqueous Secondary Cells, And Nonaqueous Secondary Cell App 20090214954 - Onishi; Nobuyuki ; et al.	2009-08-27
Negative Electrode Material for Lithium Secondary Battery, Method for Producing Same, Negative Electrode for Lithium Secondary Battery Using Same and Lithium Secondary Battery App 20080274406 - Fuse; Tooru ; et al.	2008-11-06
Negative Electrode Material For Nonaqueous Secondary Cells, Negative Electrode For Nonaqueous Secondary Cells, and Nonaqueous Secondary Cell App 20080199777 - Onishi; Nobuyuki ; et al.	2008-08-21
Negative electrode material for lithium secondary battery, method for producing same, negative electrode for lithium secondary battery using same, and lithium secondary battery App 20070128518 - Uono; Hiroyuki ; et al.	2007-06-07

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