Inventor

KATAGIYAMA NAOKI

JP57 patents

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

JAPAN AVIATION ELECTRONICS IND LTD

21 patents

USD777106SJan 24, 2017

Optical connector

JAPAN AVIATION ELECTRONICS IND LTD23 citations94

USD776616SJan 17, 2017

Optical connector

JAPAN AVIATION ELECTRONICS IND LTD17 citations93

USD812014SMar 6, 2018

Ring for holding the connections of the connectors

JAPAN AVIATION ELECTRONICS IND LTD6 citations84

USD790470SJun 27, 2017

Adapter for optical connectors

JAPAN AVIATION ELECTRONICS IND LTD14 citations84

USD789889SJun 20, 2017

Adapter for optical connectors

JAPAN AVIATION ELECTRONICS IND LTD15 citations84

USD782982SApr 4, 2017

Cap for optical connector

JAPAN AVIATION ELECTRONICS IND LTD8 citations84

USD771572SNov 15, 2016

Cap for optical connector

JAPAN AVIATION ELECTRONICS IND LTD6 citations84

USD1041419SSep 10, 2024

Plug for optical connector

JAPAN AVIATION ELECTRONICS IND LTD3 citations75

USD870669SDec 24, 2019

Connector housing

JAPAN AVIATION ELECTRONICS IND LTD5 citations73

US10320121B2Jun 11, 2019

Connector-incorporating plug

JAPAN AVIATION ELECTRONICS IND LTD3 citations73

US10067300B2Sep 4, 2018

Connector-equipped plug

JAPAN AVIATION ELECTRONICS IND LTD3 citations73

US10036862B2Jul 31, 2018

Connector

JAPAN AVIATION ELECTRONICS IND LTD5 citations73

US10018793B2Jul 10, 2018

Connector

JAPAN AVIATION ELECTRONICS IND LTD3 citations73

US10003154B2Jun 19, 2018

Dust cap having a housing with a cantilever beam secured to a shell of a receptacle by a coupling member

JAPAN AVIATION ELECTRONICS IND LTD2 citations73

USD763199SAug 9, 2016

Positioning tool for optical connector

JAPAN AVIATION ELECTRONICS IND LTD5 citations73

US10992085B2Apr 27, 2021

Receptacle

JAPAN AVIATION ELECTRONICS IND LTD2 citations71

USD1076811SMay 27, 2025

Optical connector

JAPAN AVIATION ELECTRONICS IND LTD0 citations63

USD1104981SDec 9, 2025

Optical connector

JAPAN AVIATION ELECTRONICS IND LTD0 citations59

USD825488SAug 14, 2018

Cap for optical connector

JAPAN AVIATION ELECTRONICS IND LTD1 citations52

US10001604B2Jun 19, 2018

Connector-incorporating plug

JAPAN AVIATION ELECTRONICS IND LTD1 citations52

US9904019B2Feb 27, 2018

Optical-connector-incorporating plug

JAPAN AVIATION ELECTRONICS IND LTD0 citations52

JAPAN AVIATION ELECTRON

19 patents

US8992097B2Mar 31, 2015

Optical connector

JAPAN AVIATION ELECTRON63 citations95

USD754073SApr 19, 2016

Optical connector

JAPAN AVIATION ELECTRON21 citations93

US7484898B2Feb 3, 2009

Optical connector excellent in maintenance of a connected state

JAPAN AVIATION ELECTRON50 citations92

USD754072SApr 19, 2016

Adapter for optical connector

JAPAN AVIATION ELECTRON9 citations84

USD753594SApr 12, 2016

Optical connector

JAPAN AVIATION ELECTRON16 citations84

USD751505SMar 15, 2016

Optical connector

JAPAN AVIATION ELECTRON15 citations84

USD750566SMar 1, 2016

Optical connector

JAPAN AVIATION ELECTRON6 citations84

USD750567SMar 1, 2016

Optical connector

JAPAN AVIATION ELECTRON7 citations84

USD747692SJan 19, 2016

Optical connector

JAPAN AVIATION ELECTRON10 citations84

USD747634SJan 19, 2016

Guide instrument for optical connector

JAPAN AVIATION ELECTRON9 citations84

USD744955SDec 8, 2015

Optical connector

JAPAN AVIATION ELECTRON7 citations84

USD740758SOct 13, 2015

Optical connector

JAPAN AVIATION ELECTRON6 citations84

USD740756SOct 13, 2015

Optical connector

JAPAN AVIATION ELECTRON13 citations84

US8376628B2Feb 19, 2013

Optical connector plug

JAPAN AVIATION ELECTRON18 citations84

US7720345B2May 18, 2010

Optical connector assembling jig

JAPAN AVIATION ELECTRON11 citations79

US8348518B2Jan 8, 2013

Optical connector

JAPAN AVIATION ELECTRON5 citations72

US9176287B2Nov 3, 2015

Connector and plug that incorporates same

JAPAN AVIATION ELECTRON3 citations63

US8356947B2Jan 22, 2013

Optical connector

JAPAN AVIATION ELECTRON2 citations63

US8047725B2Nov 1, 2011

Assembly-type durable optical connector adapter

JAPAN AVIATION ELECTRON3 citations63

KATAGIYAMA NAOKI

5 patents

US8177575B2May 15, 2012

Connector assembly

KATAGIYAMA NAOKI19 citations84

US8956056B2Feb 17, 2015

Optical connector capable of assembling therein optical fiber led out from rear of ferrule and optical connector system containing same

KATAGIYAMA NAOKI7 citations83

USD683705SJun 4, 2013

Guide pin for optical connector

KATAGIYAMA NAOKI13 citations83

US8915652B2Dec 23, 2014

Optical connector device and mating optical connector device

KATAGIYAMA NAOKI2 citations62

US8646988B2Feb 11, 2014

Optical connector adapter with excellent dust resistance

KATAGIYAMA NAOKI2 citations62

KOREEDA YUICHI

3 patents

US8419291B2Apr 16, 2013

Adapter system

KOREEDA YUICHI12 citations84

US8678667B2Mar 25, 2014

Optical connector

KOREEDA YUICHI9 citations83

US8858091B2Oct 14, 2014

Optical connector and optical connector device

KOREEDA YUICHI4 citations72

JAPAN AVIAT INDUSTRY LTD

1 patent

US7507032B2Mar 24, 2009

Optical connection component which has a shutter member and which can be reduced in size

JAPAN AVIAT INDUSTRY LTD21 citations89

TORIKAI TOSHITAKA

1 patent

US9063300B2Jun 23, 2015

Electrical-optical hybrid connector and receptacle thereof

TORIKAI TOSHITAKA11 citations79

Showing the top 50 of 57 patents by PatentIndex Score.