P

Inventor

NAGAO YOSHIAKI

JP52 patents
⚠️ This page may combine multiple inventors who share the name “NAGAO YOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO ELECTRIC INDUSTRIES

16 patents
US7102739B2Sep 5, 2006

Method for selection of optical fiber and system for inspection of optical fiber

SUMITOMO ELECTRIC INDUSTRIES17 citations92
US10488609B2Nov 26, 2019

Intermittent-connection-type optical fiber ribbon and optical cable

SUMITOMO ELECTRIC INDUSTRIES7 citations84
US6943872B2Sep 13, 2005

Method for selection of optical fiber and system for inspection of optical fiber

SUMITOMO ELECTRIC INDUSTRIES14 citations84
US11029477B2Jun 8, 2021

Optical fiber cable

SUMITOMO ELECTRIC INDUSTRIES7 citations81
US11194108B2Dec 7, 2021

Slot-type optical cable

SUMITOMO ELECTRIC INDUSTRIES2 citations73
US10598888B2Mar 24, 2020

Intermittent connection type optical fiber ribbon having improved density, manufacturing method of the ribbon, optical fiber cable, and optical cable fiber code

SUMITOMO ELECTRIC INDUSTRIES2 citations73
US10514517B2Dec 24, 2019

Optical fiber cable

SUMITOMO ELECTRIC INDUSTRIES6 citations73
US10416403B2Sep 17, 2019

Optical fiber cable

SUMITOMO ELECTRIC INDUSTRIES4 citations73
US10268009B2Apr 23, 2019

Optical fiber cable

SUMITOMO ELECTRIC INDUSTRIES5 citations73
US10268015B2Apr 23, 2019

Optical fiber cable having a plurality of stranded optical fiber ribbons

SUMITOMO ELECTRIC INDUSTRIES5 citations73
US10585255B2Mar 10, 2020

Intermittent-connection-type optical fiber ribbon with thick and thin vertical lines and method for manufacturing

SUMITOMO ELECTRIC INDUSTRIES2 citations72
US11762161B2Sep 19, 2023

Optical fiber cable

SUMITOMO ELECTRIC INDUSTRIES2 citations70
US11415769B2Aug 16, 2022

Intermittent connection-type optical fiber tape core wire, optical fiber cable, and method for manufacturing intermittent connection-type optical fiber tape core wire

SUMITOMO ELECTRIC INDUSTRIES0 citations61
US10845556B2Nov 24, 2020

Optical fiber cable

SUMITOMO ELECTRIC INDUSTRIES1 citations61
US11307370B2Apr 19, 2022

Optical fiber unit and optical fiber cable

SUMITOMO ELECTRIC INDUSTRIES0 citations60
US11535752B2Dec 27, 2022

Weather-resistant flame-retardant resin composition, optical fiber cable, and electric wire

SUMITOMO ELECTRIC INDUSTRIES0 citations50

KIORITZ CORP

11 patents

RICOH KK

9 patents

BROTHER IND LTD

7 patents

MITSUBISHI ELECTRIC CORP

1 patent

TSUKAHARA HAJIME

1 patent

TANAKA KOUSUKE

1 patent

HASHIMOTO AYUMU

1 patent

KUBO HIROSHI

1 patent

ISHIDA MASATOSHI

1 patent

ONO TOMOHIKO

1 patent

Showing the top 50 of 52 patents by PatentIndex Score.