Keita KIYOSHIMA

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cutting jig and cutting method of optical fiber
- Patent number 12,158,608
- Issue date Dec 3, 2024
- Nitto Denko Corporation
- Kazumasa Okada
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Retention assembly for securing POF fiber within a connector
- Patent number 11,598,924
- Issue date Mar 7, 2023
- Senko Advanced Components, Inc.
- Kazumasa Okada
- G02 - OPTICS
Information Patent Grant
Optical transmission system and electro-optical conversion device
- Patent number 11,411,648
- Issue date Aug 9, 2022
- Nitto Denko Corporation
- Yuichi Tsujita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Retention assembly for securing POF fiber within a connector
- Patent number 11,099,334
- Issue date Aug 24, 2021
- Senko Advanced Components, Inc.
- Kazumasa Okada
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL TRANSMISSION DEVICE AND OPTICAL FIBER
- Publication number 20230170996
- Publication date Jun 1, 2023
- Nitto Denko Corporation
- Yuichi TSUJITA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CUTTING JIG AND CUTTING METHOD OF OPTICAL FIBER
- Publication number 20220221651
- Publication date Jul 14, 2022
- Nitto Denko Corporation
- Kazumasa OKADA
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
OPTICAL TRANSMISSION SYSTEM AND ELECTRO-OPTICAL CONVERSION DEVICE
- Publication number 20220045756
- Publication date Feb 10, 2022
- Nitto Denko Corporation
- Yuichi TSUJITA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RETENTION ASSEMBLY FOR SECURING POF FIBER WITHIN A CONNECTOR
- Publication number 20210349270
- Publication date Nov 11, 2021
- Senko Advanced Components, Inc.
- Kazumasa OKADA
- G02 - OPTICS
Information Patent Application
RETENTION ASSEMBLY FOR SECURING POF FIBER WITHIN A CONNECTOR
- Publication number 20200049903
- Publication date Feb 13, 2020
- Kazumasa OKADA
- G02 - OPTICS