Kenji KOGO

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Koganei, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical module
- Patent number 8,902,947
- Issue date Dec 2, 2014
- Hitachi, Ltd.
- Shigeki Makino
- G02 - OPTICS
Information Patent Grant
Laser-diode module, optical transceiver and fiber transmission system
- Patent number 6,836,492
- Issue date Dec 28, 2004
- Hitachi, Ltd.
- Tatemi Ido
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
FOOD AUTHENTICATION SYSTEM AND FOOD AUTHENTICATION METHOD
- Publication number 20230298045
- Publication date Sep 21, 2023
- Hitachi, Ltd
- Kenji KOGO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical Module and Multilayer Substrate
- Publication number 20130101251
- Publication date Apr 25, 2013
- Daichi KAWAMURA
- G02 - OPTICS
Information Patent Application
Optical Module
- Publication number 20120328229
- Publication date Dec 27, 2012
- Hitachi, Ltd
- Kenji Kogo
- G02 - OPTICS
Information Patent Application
Optical Module
- Publication number 20120250711
- Publication date Oct 4, 2012
- Hitachi, Ltd
- Shigeki MAKINO
- G02 - OPTICS
Information Patent Application
Laser-diode module, optical transceiver and fiber transmission system
- Publication number 20030156608
- Publication date Aug 21, 2003
- Tatemi Ido
- H04 - ELECTRIC COMMUNICATION TECHNIQUE