Maeda; Wakako

Patent Applications and Registrations

Patent applications and USPTO patent grants for Maeda; Wakako.The latest application filed is for "communication system and method for controlling the same".

Company Profile

0.26.23

Maeda; Wakako - Tokyo 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
Secret communication system and method for generating shared secret information Grant 9,160,529 - Tajima , et al. October 13, 2	2015-10-13
Circuit and method for controlling quality of random numbers Grant 8,949,300 - Tanaka , et al. February 3, 2	2015-02-03
Quantum key distribution system, optical transmitter, optical modulation control circuit, and optical modulation control method Grant 8,718,485 - Tanaka , et al. May 6, 2	2014-05-06
Method and system for managing shared random numbers in secret communication network Grant 8,638,942 - Maeda , et al. January 28, 2	2014-01-28
Communication system and synchronization control method Grant 8,391,491 - Tanaka , et al. March 5, 2	2013-03-05
Method and device for managing cryptographic keys in secret communications network Grant 8,204,231 - Maeda , et al. June 19, 2	2012-06-19
Communication system and timing control method Grant 8,184,989 - Maeda , et al. May 22, 2	2012-05-22
Communication system and method for controlling the same Grant 8,171,354 - Tanaka , et al. May 1, 2	2012-05-01
Secret communications system and channel control method Grant 8,041,039 - Tajima , et al. October 18, 2	2011-10-18
Optical transmitter and control method thereof Grant 8,041,232 - Tanaka , et al. October 18, 2	2011-10-18
Method and apparatus for measuring optical power of very weak light, and optical communication system using the same Grant 8,009,984 - Maeda , et al. August 30, 2	2011-08-30
Communication System And Method For Controlling The Same App 20110167299 - Tanaka; Akihiro ; et al.	2011-07-07
Communication system and communication method using the same Grant 7,974,540 - Tomita , et al. July 5, 2	2011-07-05
Communication system and method for controlling the same Grant 7,934,132 - Tanaka , et al. April 26, 2	2011-04-26
Optical communication device and quantum key distribution system using the same Grant 7,907,850 - Tanaka , et al. March 15, 2	2011-03-15
Communication system and synchronization method thereof Grant 7,783,042 - Maeda , et al. August 24, 2	2010-08-24
Quantum Key Distribution System, Optical Transmitter, Optical Modulation Control Circuit, And Optical Modulation Control Method App 20100195831 - Tanaka; Akihiro ; et al.	2010-08-05
Single fibre bidirectional optical transmission system and single fibre bidirectional optical amplifier Grant 7,734,180 - Maeda , et al. June 8, 2	2010-06-08
Method and system for managing shared information Grant 7,734,757 - Maeda , et al. June 8, 2	2010-06-08
Method And Device For Managing Cryptographic Keys In Secret Communications Network App 20090316910 - Maeda; Wakako ; et al.	2009-12-24
Transmission Method, Transmitter-receiver, And Transmitting-receiving System App 20090279897 - Takeuchi; Takeshi ; et al.	2009-11-12
Method and system for generating shared information Grant 7,616,765 - Maeda , et al. November 10, 2	2009-11-10
Multiplexing communication system and crosstalk elimination method Grant 7,613,396 - Maeda , et al. November 3, 2	2009-11-03
Method and system for managing shared random numbers in secret communication network App 20090262942 - Maeda; Wakako ; et al.	2009-10-22
Photon Detection Method And Circuit Having Phase Adjuster App 20090236501 - Takahashi; Seigo ; et al.	2009-09-24
Transmission method, transmitter-receiver, and transmitting-receiving system Grant 7,580,634 - Takeuchi , et al. August 25, 2	2009-08-25
Photo detecting circuit and noise elimination method utilized to produce a photo reception signal Grant 7,560,683 - Takahashi , et al. July 14, 2	2009-07-14
Optical Transmitter And Control Method Thereof App 20090074425 - TANAKA; AKIHIRO ; et al.	2009-03-19
Method and system for managing shared information App 20080147820 - Maeda; Wakako ; et al.	2008-06-19
Circuit And Method For Controlling Quality Of Random Numbers App 20080052577 - Tanaka; Akihiro ; et al.	2008-02-28
Secret communications system and channel control method App 20080013738 - Tajima; Akio ; et al.	2008-01-17
Optical communication device and quantum key distribution system using the same App 20070248362 - Tanaka; Akihiro ; et al.	2007-10-25
Secret communication system and method for generating shared secret information App 20070230688 - Tajima; Akio ; et al.	2007-10-04
Communication system and communication method using the same App 20070110242 - Tomita; Akihisa ; et al.	2007-05-17
Communication system and timing control method App 20070110454 - Maeda; Wakako ; et al.	2007-05-17
Method and apparatus for measuring optical power of very weak light, and optical communication system using the same App 20070098402 - Maeda; Wakako ; et al.	2007-05-03
Communication system and synchronization control method App 20070058810 - Tanaka; Akihiro ; et al.	2007-03-15
Communication system and method for controlling the same App 20070009098 - Tanaka; Akihiro ; et al.	2007-01-11
Photo detecting circuit and noise elimination method App 20060219871 - Takahashi; Seigo ; et al.	2006-10-05
Method and system for generating shared information App 20060093143 - Maeda; Wakako ; et al.	2006-05-04
Multiplexing communication system and crosstalk elimination method App 20060045527 - Maeda; Wakako ; et al.	2006-03-02
Communication system and synchronization method thereof App 20050180575 - Maeda, Wakako ; et al.	2005-08-18
Transmission loss and gain measurement method, transmitter-receiver, and transmitting-receiving system App 20050111843 - Takeuchi, Takeshi ; et al.	2005-05-26
Single fibre bidirectional optical transmission system and single fibre bidirectional optical amplifier App 20040228632 - Maeda, Wakako ; et al.	2004-11-18

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