P

Inventor

WATANABE KENGO

JP17 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE KENGO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FURUKAWA ELECTRIC CO LTD

14 patents
US11125950B2Sep 21, 2021

Optical connector, and optical connector connection structure

FURUKAWA ELECTRIC CO LTD9 citations85
US9541707B2Jan 10, 2017

Method for connecting multi-core fiber, multi-core fiber, and method for manufacturing multi-core fiber

FURUKAWA ELECTRIC CO LTD10 citations83
US9158064B2Oct 13, 2015

Method for producing bundle structure including a plurality of optical fibers, method for connecting optical fibers, bundle terminal structure comprising capillary and optical fibers, and fiber connection structure comprising bundle terminal structure comprising capillary and optical fibers

FURUKAWA ELECTRIC CO LTD16 citations83
US10012803B2Jul 3, 2018

Optical fiber bundle structure and optical fiber connection structure

FURUKAWA ELECTRIC CO LTD3 citations72
US9829652B2Nov 28, 2017

Connector structure and connector connection structure

FURUKAWA ELECTRIC CO LTD6 citations72
US9692201B2Jun 27, 2017

Optical-fiber-bundle structure, rare-earth-doped multi-core fiber, connection structure therefor, method for exciting rare-earth-doped multi-core fibers, and multi-core-optical-fiber amplifier

FURUKAWA ELECTRIC CO LTD3 citations72
US9658410B2May 23, 2017

Optical connector, method for aligning multi-core fiber with bundle structure, and fiber arrangement conversion member

FURUKAWA ELECTRIC CO LTD6 citations72
US10139574B2Nov 27, 2018

Multi-core connector, connector, and connector connection mechanism

FURUKAWA ELECTRIC CO LTD4 citations71
US12399317B2Aug 26, 2025

Optical fiber bundle structure, optical fiber connection structure, and optical fiber bundle structure manufacturing method

FURUKAWA ELECTRIC CO LTD0 citations62
US11936156B2Mar 19, 2024

Optical power transmission apparatus

FURUKAWA ELECTRIC CO LTD0 citations62
US9225141B2Dec 29, 2015

Multi-core amplification optical fiber and multi-core optical fiber amplifier

FURUKAWA ELECTRIC CO LTD3 citations61
US12306445B2May 20, 2025

Optical connector and optical connector connection structure

FURUKAWA ELECTRIC CO LTD0 citations50
US12197015B2Jan 14, 2025

Optical fiber connection state determination system and optical fiber connection state determination method

FURUKAWA ELECTRIC CO LTD0 citations49
US11553964B2Jan 17, 2023

Optical probe, medical laser probe, and cauterization device

FURUKAWA ELECTRIC CO LTD0 citations49

PACIFIC ENG CORPORATION

1 patent

TOYOTA BOSHOKU KK

1 patent

NTN TOYO BEARING CO LTD

1 patent