loadpatents
name:-0.24925804138184
name:-0.033719062805176
name:-0.00050783157348633
Ohira; Masaki Patent Filings

Ohira; Masaki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ohira; Masaki.The latest application filed is for "optical multiplexing terminating device, wave-length multiplexing passive optical network system, and downstream wave-length transmission method".

Company Profile
0.32.22
  • Ohira; Masaki - Yokohama JP
  • Ohira; Masaki - Tokyo JP
  • Ohira, Masaki - Yokohama-shi JP
  • Ohira; Masaki - Kanazawa-ku 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
PatentDate
Optical multiplexing terminal device, wavelength multiplexing passive optical network system and downlink wavelength transmission method
Grant 8,811,819 - Kazawa , et al. August 19, 2		2014-08-19
Encryption apparatus
Grant 8,675,870 - Ohira , et al. March 18, 2		2014-03-18
Passive optical network system and operation method thereof
Grant 8,477,800 - Kazawa , et al. July 2, 2		2013-07-02
Apparatus of adjusting optical signal transmission timing
Grant 8,467,684 - Kazawa , et al. June 18, 2		2013-06-18
Optical access system
Grant 8,457,492 - Ohira , et al. June 4, 2		2013-06-04
Optical Multiplexing Terminating Device, Wave-length Multiplexing Passive Optical Network System, And Downstream Wave-length Transmission Method
App 20120093509 - Kazawa; Tohru ;   et al.		2012-04-19
Optical line terminal and optical network terminal
Grant 8,078,929 - Ohira , et al. December 13, 2		2011-12-13
Apparatus Of Adjusting Optical Signal Transmission Timing
App 20110170871 - Kazawa; Tohru ;   et al.		2011-07-14
Optical line terminal and optical network terminal
Grant 7,978,972 - Ohira , et al. July 12, 2		2011-07-12
Apparatus of adjusting optical signal transmission timing
Grant 7,936,992 - Kazawa , et al. May 3, 2		2011-05-03
Optical Access System
App 20100296811 - Ohira; Masaki ;   et al.		2010-11-25
Passive Optical Network System And Operation Method Thereof
App 20100290783 - KAZAWA; Tohru ;   et al.		2010-11-18
Passive optical network system and ranging system thereof
Grant 7,725,031 - Kazawa , et al. May 25, 2		2010-05-25
Passive optical network system and ranging system thereof
Grant 7,711,268 - Kazawa , et al. May 4, 2		2010-05-04
Passive optical network system and operating method thereof
Grant 7,680,414 - Kazawa , et al. March 16, 2		2010-03-16
Apparatus Of Adjusting Optical Signal Transmission Timing
App 20090214211 - KAZAWA; Tohru ;   et al.		2009-08-27
Apparatus of adjusting optical signal transmission timing
Grant 7,548,694 - Kazawa , et al. June 16, 2		2009-06-16
Method for encoding/decoding error correcting code, transmitting apparatus and network
Grant 7,512,867 - Ohira , et al. March 31, 2		2009-03-31
Passive optical network system and ranging system thereof
Grant 7,512,341 - Kazawa , et al. March 31, 2		2009-03-31
Passive Optical Network System And Ranging System Thereof
App 20090052897 - KAZAWA; Tohru ;   et al.		2009-02-26
Passive Optical Network System And Ranging System Thereof
App 20090052896 - KAZAWA; Tohru ;   et al.		2009-02-26
Passive optical network system and ranging system thereof
Grant 7,489,869 - Kazawa , et al. February 10, 2		2009-02-10
Passive Optical Network System And Ranging System Thereof
App 20080317469 - Kazawa; Tohru ;   et al.		2008-12-25
Passive optical network system and operating method thereof
App 20080187312 - Kazawa; Tohru ;   et al.		2008-08-07
Optical line terminal and optical network terminal
App 20080163021 - Ohira; Masaki ;   et al.		2008-07-03
Encryption apparatus
App 20080155255 - Ohira; Masaki ;   et al.		2008-06-26
Optical line terminal and optical network terminal
App 20080145064 - Ohira; Masaki ;   et al.		2008-06-19
Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor
Grant 7,386,012 - Sugawara , et al. June 10, 2		2008-06-10
Method and apparatus for multiplex transmission
Grant 7,372,807 - Ohira , et al. May 13, 2		2008-05-13
Passive optical network system and ranging system thereof
App 20080089686 - Kazawa; Tohru ;   et al.		2008-04-17
Apparatus of adjusting optical signal transmission timing
App 20080089685 - Kazawa; Tohru ;   et al.		2008-04-17
Method and apparatus for optical network administration
Grant 7,139,479 - Ohira , et al. November 21, 2		2006-11-21
Method for encoding/decoding error correcting code, transmitting apparatus and network
App 20060212780 - Ohira; Masaki ;   et al.		2006-09-21
Method for encoding/decoding error correcting code, transmitting apparatus and network
Grant 7,024,616 - Ohira , et al. April 4, 2		2006-04-04
Forward error correcting code encoding equipment, forward error correcting code decoding equipment, and transmission apparatus
Grant 6,871,314 - Ohira , et al. March 22, 2		2005-03-22
Method and apparatus for multiplex transmission
App 20040184403 - Ohira, Masaki ;   et al.		2004-09-23
Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor
App 20040165618 - Sugawara, Toshiki ;   et al.		2004-08-26
Forward error correcting code encoding equipment, forward error correcting code decoding equipment, and transmission apparatus
Grant 6,735,735 - Ohira , et al. May 11, 2		2004-05-11
Method and apparatus for multiplex transmission
Grant 6,721,268 - Ohira , et al. April 13, 2		2004-04-13
Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor
Grant 6,697,386 - Sugawara , et al. February 24, 2		2004-02-24
Forward error correcting code encoding equipment, forward error correcting code decoding equipment, and transmission apparatus
App 20030115529 - Ohira, Masaki ;   et al.		2003-06-19
Method and apparatus for optical network administration
App 20020131101 - Ohira, Masaki ;   et al.		2002-09-19
Error correction transmission apparatus
App 20020091982 - Ohira, Masaki ;   et al.		2002-07-11
Multiplex type transmitting apparatus
Grant 6,411,631 - Sugawara , et al. June 25, 2		2002-06-25
Method for encoding/decoding error correcting code, transmitting apparatus and network
App 20010053225 - Ohira, Masaki ;   et al.		2001-12-20
Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor
App 20010001002 - Sugawara, Toshiki ;   et al.		2001-05-10
Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor
Grant 6,169,754 - Sugawara , et al. January 2, 2		2001-01-02
Multiplex type transmitting apparatus
Grant 6,094,440 - Sugawara , et al. July 25, 2		2000-07-25
Semiconductor optical functional device
Grant 5,710,847 - Takano , et al. January 20, 1		1998-01-20

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