loadpatents
Patent applications and USPTO patent grants for Sugawara; Toshiki.The latest application filed is for "optical path converting optical coupling device connected with optical fiber, and optical module".
Patent | Date |
---|---|
Optical interconnection module and optical-electrical hybrid board Grant 9,379,276 - Matsuoka , et al. June 28, 2 | 2016-06-28 |
Large-capacity fiber optical switching device and optical transmission system Grant 9,154,220 - Sugawara , et al. October 6, 2 | 2015-10-06 |
Optical Path Converting Optical Coupling Device Connected with Optical Fiber, and Optical Module App 20150234134 - Sugawara; Toshiki ;   et al. | 2015-08-20 |
Optical Interconnection Module And Optical-electrical Hybrid Board App 20150155423 - MATSUOKA; Yasunobu ;   et al. | 2015-06-04 |
Optical semiconductor device and optical waveguide Grant 8,965,153 - Takahashi , et al. February 24, 2 | 2015-02-24 |
Optical waveguide board having guided structure and method of manufacturing the same, and method of manufacturing optical-electrical hybrid board Grant 8,942,520 - Matsuoka , et al. January 27, 2 | 2015-01-27 |
Semiconductor optical device Grant 8,909,021 - Saito , et al. December 9, 2 | 2014-12-09 |
Optical module Grant 8,902,947 - Makino , et al. December 2, 2 | 2014-12-02 |
Horizontal-cavity surface-emitting laser Grant 8,855,160 - Adachi , et al. October 7, 2 | 2014-10-07 |
Large-capacity Fiber Optical Switching Device And Optical Transmission System App 20140241712 - SUGAWARA; Toshiki ;   et al. | 2014-08-28 |
Surface emitting laser module and vertical illuminated photodiode module Grant 8,755,423 - Adachi , et al. June 17, 2 | 2014-06-17 |
Light-emitting device, light-receiving device and method of manufacturing the same Grant 8,680,553 - Saito , et al. March 25, 2 | 2014-03-25 |
Semiconductor Laser Device App 20130322478 - ADACHI; Koichiro ;   et al. | 2013-12-05 |
Light beam scanning image projection apparatus Grant 8,569,727 - Nomoto , et al. October 29, 2 | 2013-10-29 |
Network system and optical line terminal Grant 8,488,965 - Mizutani , et al. July 16, 2 | 2013-07-16 |
Network system, optical network unit and optical line terminal Grant 8,457,495 - Mizutani , et al. June 4, 2 | 2013-06-04 |
Optical I/O array module and its fabrication method Grant 8,437,584 - Matsuoka , et al. May 7, 2 | 2013-05-07 |
Optical Module and Multilayer Substrate App 20130101251 - KAWAMURA; Daichi ;   et al. | 2013-04-25 |
Photoelectric composite wiring module and method for manufacturing same Grant 8,406,581 - Hamamura , et al. March 26, 2 | 2013-03-26 |
Photoelectric composite wiring module and method for manufacturing the same Grant 8,401,347 - Matsushima , et al. March 19, 2 | 2013-03-19 |
Network system and optical line terminal Grant 8,331,784 - Mizutani , et al. December 11, 2 | 2012-12-11 |
Germanium Light-emitting Element App 20120287959 - Tani; Kazuki ;   et al. | 2012-11-15 |
Optical Element App 20120288228 - Saito; Shinichi ;   et al. | 2012-11-15 |
Optical transceiver module Grant 8,303,195 - Adachi , et al. November 6, 2 | 2012-11-06 |
Optical Interconnection Module And Optical-electrical Hybrid Board App 20120251033 - MATSUOKA; Yasunobu ;   et al. | 2012-10-04 |
Optical Module App 20120250711 - MAKINO; Shigeki ;   et al. | 2012-10-04 |
Surface Emission Laser App 20120230361 - Adachi; Koichiro ;   et al. | 2012-09-13 |
Optical Waveguide Substrate Having Positioning Structure, Method For Manufacturing Same, And Method For Manufacturing Opto-electric Hybrid Substrate App 20120213470 - Matsuoka; Yasunobu ;   et al. | 2012-08-23 |
Optical communication system and optical line terminating apparatus Grant 8,249,454 - Sugawara , et al. August 21, 2 | 2012-08-21 |
Horizontal Cavity Surface Emitting Laser Diodes, Vertical Illuminated Photodiodes, And Methods Of Their Fabrication App 20120183009 - ADACHI; Koichiro ;   et al. | 2012-07-19 |
Optical communication system using WDMA and CDMA Grant 8,224,135 - Mizutani , et al. July 17, 2 | 2012-07-17 |
Photoelectric Composite Wiring Module and Method for Manufacturing Same App 20120128292 - Hamamura; Saori ;   et al. | 2012-05-24 |
PON system method for receiving optical signal and OLT Grant 8,116,627 - Ikeda , et al. February 14, 2 | 2012-02-14 |
Network system, optical line terminating apparatus, and optical network apparatus Grant 8,090,261 - Sugawara , et al. January 3, 2 | 2012-01-03 |
Optical Waveguide and Optical Waveguide Module App 20110299808 - Matsuoka; Yasunobu ;   et al. | 2011-12-08 |
Optical transmitter/receiver module Grant 8,036,533 - Hosomi , et al. October 11, 2 | 2011-10-11 |
Passive optical network system and optical line terminating apparatus Grant 8,027,586 - Ikeda , et al. September 27, 2 | 2011-09-27 |
Optical prism and optical transceiver module for optical communications Grant 7,991,290 - Tanaka , et al. August 2, 2 | 2011-08-02 |
Optical line terminating apparatus and optical communication system Grant 7,936,991 - Sugawara , et al. May 3, 2 | 2011-05-03 |
Light Beam Scanning Image Projection Apparatus App 20110096383 - Nomoto; Etsuko ;   et al. | 2011-04-28 |
Optical I/O Array Module and Its Fabrication Method App 20110026878 - MATSUOKA; Yasunobu ;   et al. | 2011-02-03 |
Optical Transceiver Module App 20100278482 - Adachi; Koichiro ;   et al. | 2010-11-04 |
Surface Emitting Laser Module And Vertical Illuminated Photodiode Module App 20100265983 - ADACHI; Koichiro ;   et al. | 2010-10-21 |
Optical Module And Wavelength Division Multiplexing Optical Module App 20100247043 - SUGAWARA; Toshiki ;   et al. | 2010-09-30 |
Optical Interconnection Assembled Circuit App 20100215313 - MATSUOKA; YASUNOBU ;   et al. | 2010-08-26 |
Photoelectric Composite Wiring Module And Method For Manufacturing The Same App 20100209041 - MATSUSHIMA; Naoki ;   et al. | 2010-08-19 |
Optical Communications Systems And Optical Line Terminals App 20100178053 - SAGAWA; Misuzu ;   et al. | 2010-07-15 |
Optical Communication System Using Wdma And Cdma App 20100158527 - Mizutani; Masahiko ;   et al. | 2010-06-24 |
Optical communication system using WDMA and CDMA Grant 7,676,127 - Mizutani , et al. March 9, 2 | 2010-03-09 |
Optical Module App 20090316745 - Fukamachi; Toshihiko ;   et al. | 2009-12-24 |
Optical communication system and optical line terminating apparatus App 20090310964 - Sugawara; Toshiki ;   et al. | 2009-12-17 |
Optical Branching Apparatus and Passive Optical Network System App 20090304388 - UMEMATSU; Kazuyori ;   et al. | 2009-12-10 |
Optical device App 20090263078 - Hosomi; Kazuhiko ;   et al. | 2009-10-22 |
Variable dispersion compensator Grant 7,590,356 - Sugawara , et al. September 15, 2 | 2009-09-15 |
Network system, optical line terminating apparatus, and optical network apparatus App 20090169209 - Sugawara; Toshiki ;   et al. | 2009-07-02 |
Network System And Optical Line Terminal App 20090162065 - Mizutani; Masahiko ;   et al. | 2009-06-25 |
PON system method for receiving optical signal and OLT App 20090162053 - Ikeda; Hiroki ;   et al. | 2009-06-25 |
Network System, Optical Network Unit And Optical Line Terminal App 20090162063 - Mizutani; Masahiko ;   et al. | 2009-06-25 |
Network System And Optical Line Terminal App 20090162064 - Mizutani; Masahiko ;   et al. | 2009-06-25 |
Optical Transmitter/Receiver Module App 20090103923 - HOSOMI; Kazuhiko ;   et al. | 2009-04-23 |
Optical Module App 20090097847 - HOSOMI; Kazuhiko ;   et al. | 2009-04-16 |
Passive optical network system and optical line terminating apparatus App 20090097861 - Ikeda; Hiroki ;   et al. | 2009-04-16 |
IP packet communication apparatus Grant 7,518,998 - Sakamoto , et al. April 14, 2 | 2009-04-14 |
Communication apparatus and communication system Grant 7,518,985 - Sugawara , et al. April 14, 2 | 2009-04-14 |
Variable dispersion compensator Grant 7,512,344 - Sugawara , et al. March 31, 2 | 2009-03-31 |
Optical line terminating apparatus and optical communication system App 20090080888 - Sugawara; Toshiki ;   et al. | 2009-03-26 |
Optical Communication System Using Wdma And Cdma App 20080304828 - Mizutani; Masahiko ;   et al. | 2008-12-11 |
Optical Semiconductor Device And Optical Waveguide App 20080137695 - Takahashi; Makoto ;   et al. | 2008-06-12 |
Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor Grant 7,386,012 - Sugawara , et al. June 10, 2 | 2008-06-10 |
Variable dispersion compensator Grant 7,257,292 - Sugawara , et al. August 14, 2 | 2007-08-14 |
Optical prism and optical transceiver module for optical communications App 20070146881 - Tanaka; Ken'ichi ;   et al. | 2007-06-28 |
Variable dispersion compensator App 20070147840 - Sugawara; Toshiki ;   et al. | 2007-06-28 |
Variable dispersion compensator App 20070014515 - Sugawara; Toshiki ;   et al. | 2007-01-18 |
Micro-spectroscopic measuring device and micro-chemical system Grant 7,145,146 - Ogawa , et al. December 5, 2 | 2006-12-05 |
Chemical substance measuring apparatus using optical waveguides Grant 7,061,619 - Shirai , et al. June 13, 2 | 2006-06-13 |
Communication apparatus and communication system Grant 7,054,265 - Sugawara , et al. May 30, 2 | 2006-05-30 |
Portable health check apparatus and expiration analysis service method using the same App 20060058697 - Mochizuki; Kazuhiro ;   et al. | 2006-03-16 |
Detection system for biological substances App 20060045809 - Shirai; Masataka ;   et al. | 2006-03-02 |
Variable dispersion compensator App 20060013529 - Sugawara; Toshiki ;   et al. | 2006-01-19 |
IP packet communication apparatus App 20050185577 - Sakamoto, Kenichi ;   et al. | 2005-08-25 |
Communication apparatus and communication system App 20050185576 - Sugawara, Toshiki ;   et al. | 2005-08-25 |
Method and apparatus for detecting faults in IP packet communication Grant 6,907,006 - Sakamoto , et al. June 14, 2 | 2005-06-14 |
Optical measurment device and spectroscopic device App 20050088657 - Sugawara, Toshiki ;   et al. | 2005-04-28 |
Optical single sideband transmitter Grant 6,850,713 - Kikuchi , et al. February 1, 2 | 2005-02-01 |
Micro-spectroscopic measuring device and micro-chemical system App 20050017178 - Ogawa, Taro ;   et al. | 2005-01-27 |
Chemical sensor App 20040257579 - Shirai, Masataka ;   et al. | 2004-12-23 |
Chemical substance measuring apparatus using optical waveguides App 20040239944 - Shirai, Masataka ;   et al. | 2004-12-02 |
Communication apparatus and communication system Grant 6,785,225 - Sugawara , et al. August 31, 2 | 2004-08-31 |
Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor App 20040165618 - Sugawara, Toshiki ;   et al. | 2004-08-26 |
Variable optical dispersion compensator Grant 6,775,434 - Sugawara August 10, 2 | 2004-08-10 |
Variable Optical Dispersion Compensator App 20040109637 - Sugawara, Toshiki | 2004-06-10 |
Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor Grant 6,697,386 - Sugawara , et al. February 24, 2 | 2004-02-24 |
Optical single sideband transmitter App 20030189745 - Kikuchi, Nobuhiko ;   et al. | 2003-10-09 |
Self-healing network, method for transmission line switching thereof, and transmission equipment thereof Grant 6,625,115 - Ikeda , et al. September 23, 2 | 2003-09-23 |
Method and apparatus for monitoring and controlling gain tilt in an optical amplifier Grant 6,577,438 - Sugawara , et al. June 10, 2 | 2003-06-10 |
Optical amplifier and monitoring method of optical amplifier App 20020141044 - Sugawara, Toshiki ;   et al. | 2002-10-03 |
Multiplex type transmitting apparatus Grant 6,411,631 - Sugawara , et al. June 25, 2 | 2002-06-25 |
Optical Amplifier App 20020021488 - Sugawara, Toshiki | 2002-02-21 |
Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor App 20010001002 - Sugawara, Toshiki ;   et al. | 2001-05-10 |
Terminal multiplexer and method of constructing the terminal multiplexer Grant 6,219,336 - Takahashi , et al. April 17, 2 | 2001-04-17 |
Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor Grant 6,169,754 - Sugawara , et al. January 2, 2 | 2001-01-02 |
Self-healing network, method for transmission line switching thereof, and transmission equipment thereof Grant 6,144,633 - Ikeda , et al. November 7, 2 | 2000-11-07 |
Multiplex type transmitting apparatus Grant 6,094,440 - Sugawara , et al. July 25, 2 | 2000-07-25 |
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