Munefumi Tsurusawa

Follow

Person

Kamifukuoka-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical gate and optical phase modulator
- Patent number 6,728,019
- Issue date Apr 27, 2004
- KDD Submarine Cable Systems Inc.
- Masashi Usami
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical signal processor
- Patent number 6,377,388
- Issue date Apr 23, 2002
- DDI Corporation
- Haruhisa Sakata
- G02 - OPTICS
Information Patent Grant
Optical processing device
- Patent number 6,091,536
- Issue date Jul 18, 2000
- KDD Corporation
- Masashi Usami
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical short pulse reshaping device
- Patent number 5,912,911
- Issue date Jun 15, 1999
- Kokusai Denshin Denwa Kabushiki Kaisha
- Masashi Usami
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reshaping device for optical short pulses
- Patent number 5,805,327
- Issue date Sep 8, 1998
- Kokusai Denshin Denwa Kabushiki Kaisha
- Masashi Usami
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical gate and optical phase modulator
- Publication number 20020003650
- Publication date Jan 10, 2002
- Masashi Usami
- B82 - NANO-TECHNOLOGY
Information Patent Application
Nonlinear optical element
- Publication number 20010012430
- Publication date Aug 9, 2001
- Masashi Usami
- G02 - OPTICS