Tatsuro Kunikane

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Variable optical attenuator
- Patent number 6,978,076
- Issue date Dec 20, 2005
- Fujitsu Limited
- Toshiya Kishida
- G02 - OPTICS
Information Patent Grant
Optical module
- Patent number 6,477,190
- Issue date Nov 5, 2002
- Fujitsu Limited
- Manabu Komiyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Receptacle module for optical telecommunication
- Patent number 6,126,325
- Issue date Oct 3, 2000
- Fujitsu Limited
- Takashi Yamane
- G02 - OPTICS
Information Patent Grant
Optical transmitting/receiving module having communication lines co...
- Patent number 5,721,426
- Issue date Feb 24, 1998
- Fujitsu Limited
- Yoshimitsu Sakai
- G02 - OPTICS
Information Patent Grant
Optical communications module
- Patent number 5,677,779
- Issue date Oct 14, 1997
- Fujitsu Limited
- Gan Oda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data decision circuit used in optical parallel receiving module, op...
- Patent number 5,652,767
- Issue date Jul 29, 1997
- Fujitsu Limited
- Tetsuya Kiyonaga
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical module for two-way transmission
- Patent number 5,546,212
- Issue date Aug 13, 1996
- Fujitsu Limited
- Tatsuro Kunikane
- G02 - OPTICS
Information Patent Grant
Optical multiplexer and demultiplexer module including multiplexing...
- Patent number 5,479,547
- Issue date Dec 26, 1995
- Fujitsu Limited
- Tatsuro Kunikane
- G02 - OPTICS
Information Patent Grant
Duplicated light source module
- Patent number 5,291,571
- Issue date Mar 1, 1994
- Fujitsu Limited
- Tatsuro Kunikane
- G02 - OPTICS
Information Patent Grant
Ball lens assembly
- Patent number 5,280,389
- Issue date Jan 18, 1994
- Fujitsu Limited
- Tatsuro Kunikane
- G02 - OPTICS
Information Patent Grant
Polarizing separating device and optical isolator employing the same
- Patent number 5,076,675
- Issue date Dec 31, 1991
- Fujitsu Limited
- Satoshi Kusaka
- G02 - OPTICS
Information Patent Grant
Optical fiber switching with spherical lens and method of making same
- Patent number 5,048,912
- Issue date Sep 17, 1991
- Fujitsu Limited
- Tatsuro Kunikane
- G02 - OPTICS
Information Patent Grant
Wavelength-division multiplexing optical transmission system
- Patent number 5,005,935
- Issue date Apr 9, 1991
- Fujitsu Limited
- Tatsuro Kunikane
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical monitor device
- Publication number 20040202417
- Publication date Oct 14, 2004
- FUJITSU LIMITED
- Tetsuo Watanabe
- G02 - OPTICS
Information Patent Application
Variable optical attenuator
- Publication number 20040141710
- Publication date Jul 22, 2004
- FUJITSU LIMITED
- Toshiya Kishida
- G02 - OPTICS

Tatsuro Kunikane

Person

Patents Grantslast 30 patents

Variable optical attenuator

Optical module

Receptacle module for optical telecommunication

Optical transmitting/receiving module having communication lines co...

Optical communications module

Data decision circuit used in optical parallel receiving module, op...

Optical module for two-way transmission

Optical multiplexer and demultiplexer module including multiplexing...

Duplicated light source module

Ball lens assembly

Polarizing separating device and optical isolator employing the same

Optical fiber switching with spherical lens and method of making same

Wavelength-division multiplexing optical transmission system

Patents Applicationslast 30 patents

Optical monitor device

Variable optical attenuator