Masatoshi Saruwatari

Person

Yokosuka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
All-optical time-division demultiplexing circuit and all-optical TD...
- Patent number 6,204,944
- Issue date Mar 20, 2001
- Nippon Telegraph and Telephone Corporation
- Kentaro Uchiyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiple-channel all-optical TDM-WDM converter and multiple-channel...
- Patent number 6,023,360
- Issue date Feb 8, 2000
- Nippon Telegraph & Telephone Corporation
- Toshio Morioka
- G02 - OPTICS
Information Patent Grant
White optical pulse source and applications
- Patent number 5,999,548
- Issue date Dec 7, 1999
- Nippon Telegraph and Telephone Corporation
- Kunihiko Mori
- G02 - OPTICS
Information Patent Grant
Coherent white light source and optical devices therewith
- Patent number 5,923,683
- Issue date Jul 13, 1999
- Nippon Telegraph & Telephone Corporation
- Toshio Morioka
- G02 - OPTICS
Information Patent Grant
Method for measuring distribution of zero dispersion wavelengths in...
- Patent number 5,724,126
- Issue date Mar 3, 1998
- Nippon Telegraph & Telephone Corporation
- Shigendo Nishi
- G01 - MEASURING TESTING
Information Patent Grant
Phase lock loop circuit using optical correlation detection
- Patent number 5,706,113
- Issue date Jan 6, 1998
- Nippon Telegraph & Telephone Corporation
- Satoki Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mode-locked laser stabilizing method and apparatus
- Patent number 5,646,774
- Issue date Jul 8, 1997
- Nippon Telegraph & Telephone Corporation
- Hidehiko Takara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical parametric circuit and optical circuit using the same
- Patent number 5,604,618
- Issue date Feb 18, 1997
- Nippon Telegraph & Telephone Corporation
- Kunihiko Mori
- G02 - OPTICS
Information Patent Grant
Multiple-frequency-modulation type mode-locked laser device
- Patent number 5,590,143
- Issue date Dec 31, 1996
- Nippon Telegraph & Telephone Corporation
- Hidehiko Takara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Phase lock loop circuit using optical correlation detection
- Patent number 5,574,588
- Issue date Nov 12, 1996
- Nippon Telegraph & Telephone Corporation
- Satoki Kawanishi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
All-optical polarization independent optical time division multiple...
- Patent number 5,357,359
- Issue date Oct 18, 1994
- Nippon Telegraph & Telephone Corporation
- Kentaro Uchiyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength division multiplex type mode - lock laser device
- Patent number 5,267,256
- Issue date Nov 30, 1993
- Nippon Telegraph & Telephone Corporation
- Masatoshi Saruwatari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical repeater and optical network using the same
- Patent number 5,083,874
- Issue date Jan 28, 1992
- Nippon Telegraph & Telephone Corporation
- Kazuo Aida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Masatoshi Saruwatari

Person

Patents Grantslast 30 patents

All-optical time-division demultiplexing circuit and all-optical TD...

Multiple-channel all-optical TDM-WDM converter and multiple-channel...

White optical pulse source and applications

Coherent white light source and optical devices therewith

Method for measuring distribution of zero dispersion wavelengths in...

Phase lock loop circuit using optical correlation detection

Mode-locked laser stabilizing method and apparatus

Optical parametric circuit and optical circuit using the same

Multiple-frequency-modulation type mode-locked laser device

Phase lock loop circuit using optical correlation detection

All-optical polarization independent optical time division multiple...

Wavelength division multiplex type mode - lock laser device

Optical repeater and optical network using the same