Hrvoje Petek

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Moroyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Solid-state laser compensated for pumping-light astigmatism
- Patent number 6,778,579
- Issue date Aug 17, 2004
- Hitachi, Ltd.
- Tatsuya Tomaru
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical interferometer and signal synthesizer using the interferometer
- Patent number 6,587,278
- Issue date Jul 1, 2003
- Hitachi, Ltd.
- Susumu Ogawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Solid-state laser compensated for pumping-light astigmatism
- Patent number 6,389,053
- Issue date May 14, 2002
- Hitachi, Ltd.
- Tatsuya Tomaru
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compact solid-state laser and transmitter using the same
- Patent number 6,307,872
- Issue date Oct 23, 2001
- Hitachi, Ltd.
- Tatsuya Tomaru
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compact solid-state laser and transmitter using the same
- Patent number 6,229,835
- Issue date May 8, 2001
- Hitachi, Ltd.
- Tatsuya Tomaru
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical interferometer and signal synthesizer using the interferometer
- Patent number 6,091,495
- Issue date Jul 18, 2000
- Hitachi, Ltd.
- Susumu Ogawa
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Solid-state laser compensated for pumping-light astigmatism
- Publication number 20020114371
- Publication date Aug 22, 2002
- Hitachi, Ltd.
- Tatsuya Tomaru
- H01 - BASIC ELECTRIC ELEMENTS