TAMOTSU MATSUO

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Frame transmission system
- Patent number 9,124,499
- Issue date Sep 1, 2015
- Fujitsu Telecom Networks Limited
- Makoto Takakuwa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frame transmission system
- Patent number 9,071,523
- Issue date Jun 30, 2015
- Fujitsu Telecom Networks Limited
- Makoto Takakuwa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet transmission apparatus, line interface unit, and control met...
- Patent number 8,284,668
- Issue date Oct 9, 2012
- Fujitsu Limited
- Tamotsu Matsuo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication apparatus with data discard functions and control met...
- Patent number 8,086,770
- Issue date Dec 27, 2011
- Fujitsu Limited
- Takanori Yasui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for multicast packet readout control
- Patent number 7,912,054
- Issue date Mar 22, 2011
- Fujitsu Limited
- Masayuki Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data output apparatus, communication apparatus and switch apparatus
- Patent number 7,907,632
- Issue date Mar 15, 2011
- Fujitsu Limited
- Hiroshi Urano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet transmission method and device
- Patent number 7,706,391
- Issue date Apr 27, 2010
- Fujitsu Limited
- Tamotsu Matsuo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical network unit and optical line terminal
- Patent number 7,415,111
- Issue date Aug 19, 2008
- Fujitsu Limited
- Takashi Monzawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical network unit and optical line terminal
- Patent number 6,848,053
- Issue date Jan 25, 2005
- Fujitsu Limited
- Takashi Monzawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
ATM cell multiplexer
- Patent number 6,795,398
- Issue date Sep 21, 2004
- Fujitsu Limited
- Yoshimi Toyoda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical subscriber line terminal unit and a state transition contro...
- Patent number 6,650,841
- Issue date Nov 18, 2003
- Fujitsu Limited
- Tamotsu Matsuo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Delay adjustment unit and method, optical network unit, and communi...
- Patent number 6,647,210
- Issue date Nov 11, 2003
- Fujitsu Limited
- Yoshimi Toyoda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical disc record/playback apparatus
- Patent number 5,544,137
- Issue date Aug 6, 1996
- Matsushita Electric Industrial Co., Ltd.
- Shunji Ohara
- G11 - INFORMATION STORAGE
Information Patent Grant
Data recording/reproducing method and apparatus having means for re...
- Patent number 5,359,584
- Issue date Oct 25, 1994
- Matsushita Electric Industrial Co., Ltd.
- Yoshihisa Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical data recording and reproducing apparatus
- Patent number 5,151,893
- Issue date Sep 29, 1992
- Matsushita Electric Industrial Co., Ltd.
- Yukihiro Yamasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording and reproducing apparatus with abnormality detector
- Patent number 4,800,548
- Issue date Jan 24, 1989
- Matsushita Electric Industrial Co., Ltd.
- Kenji Koishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Drive circuit for semiconductor laser of opto-electric recording/pl...
- Patent number 4,754,460
- Issue date Jun 28, 1988
- Matsushita Electric Industrial Co., Ltd.
- Mari Kimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium and apparatus for recording and reproducin...
- Patent number 4,736,352
- Issue date Apr 5, 1988
- Matsushita Electric Industrial Co., Ltd.
- Isao Satoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor laser drive circuit with peak detection and control
- Patent number 4,701,609
- Issue date Oct 20, 1987
- Matsushita Electric Industrial Co. Ltd.
- Kenji Koishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording and reproducing apparatus
- Patent number 4,688,203
- Issue date Aug 18, 1987
- Matsushita Electric Industrial Co., Ltd.
- Kenji Koishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Brightness adjusting circuit of liquid crystal matrix panel for pic...
- Patent number 4,319,237
- Issue date Mar 9, 1982
- Matsushita Electric Industrial Co., Ltd.
- Tamotsu Matsuo
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for driving an X-Y matrix type liquid crystal display panel
- Patent number 4,158,860
- Issue date Jun 19, 1979
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Irie
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD TO TRANSFER PATH INFORMATION DEPENDING ON A DE...
- Publication number 20170149672
- Publication date May 25, 2017
- Fujitsu Limited
- Masayuki Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FRAME TRANSMISSION SYSTEM
- Publication number 20130188654
- Publication date Jul 25, 2013
- Fujitsu Limited
- Makoto Takakuwa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PACKET TRANSMISSION APPARATUS, LINE INTERFACE UNIT, AND CONTROL MET...
- Publication number 20100238941
- Publication date Sep 23, 2010
- Fujitsu Limited
- Tamotsu MATSUO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DATA OUTPUT APPARATUS, COMMUNICATION APPARATUS AND SWITCH APPARATUS
- Publication number 20090296729
- Publication date Dec 3, 2009
- FUJITSU LIMITED
- Hiroshi Urano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication apparatus with data discard functions and control met...
- Publication number 20090300296
- Publication date Dec 3, 2009
- FUJITSU LIMITED
- Takanori Yasui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet transmission method and device
- Publication number 20090016350
- Publication date Jan 15, 2009
- FUJITSU LIMITED
- Tamotsu Matsuo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for multicast packet readout control
- Publication number 20050207417
- Publication date Sep 22, 2005
- Masayuki Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical network unit and optical line terminal
- Publication number 20050058139
- Publication date Mar 17, 2005
- Takashi Monzawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

TAMOTSU MATSUO

Person

Patents Grantslast 30 patents

Frame transmission system

Frame transmission system

Packet transmission apparatus, line interface unit, and control met...

Communication apparatus with data discard functions and control met...

Method and apparatus for multicast packet readout control

Data output apparatus, communication apparatus and switch apparatus

Packet transmission method and device

Optical network unit and optical line terminal

Optical network unit and optical line terminal

ATM cell multiplexer

Optical subscriber line terminal unit and a state transition contro...

Delay adjustment unit and method, optical network unit, and communi...

Optical disc record/playback apparatus

Data recording/reproducing method and apparatus having means for re...

Optical data recording and reproducing apparatus

Optical recording and reproducing apparatus with abnormality detector

Drive circuit for semiconductor laser of opto-electric recording/pl...

Optical recording medium and apparatus for recording and reproducin...

Semiconductor laser drive circuit with peak detection and control

Optical recording and reproducing apparatus

Brightness adjusting circuit of liquid crystal matrix panel for pic...

Method for driving an X-Y matrix type liquid crystal display panel

Patents Applicationslast 30 patents

APPARATUS AND METHOD TO TRANSFER PATH INFORMATION DEPENDING ON A DE...

FRAME TRANSMISSION SYSTEM

PACKET TRANSMISSION APPARATUS, LINE INTERFACE UNIT, AND CONTROL MET...

DATA OUTPUT APPARATUS, COMMUNICATION APPARATUS AND SWITCH APPARATUS

Communication apparatus with data discard functions and control met...

Packet transmission method and device

Method and apparatus for multicast packet readout control

Optical network unit and optical line terminal