P

Inventor

HACHIWAKA MASAYOSHI

JP7 patents
⚠️ This page may combine multiple inventors who share the name “HACHIWAKA MASAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OOIZUMI HARUO

3 patents
US8606065B2Dec 10, 2013

Optical fiber and method for fabricating the same

OOIZUMI HARUO0 citations45
US8554036B2Oct 8, 2013

Graded index multimode optical fiber

OOIZUMI HARUO1 citations40
US8396340B2Mar 12, 2013

Optical fiber and method for fabricating the same

OOIZUMI HARUO0 citations29

MITSUBISHI CABLE IND LTD

1 patent
US5852694ADec 22, 1998

High power fiber optic connector

MITSUBISHI CABLE IND LTD35 citations90

MITSUBISHI HEAVY IND LTD

1 patent
US5177808AJan 5, 1993

Optical energy beam transmission path structure

MITSUBISHI HEAVY IND LTD15 citations70

NAGASE CHEMTEX CORP

1 patent
US7477821B2Jan 13, 2009

Sealing composition and production method of optical fiber having air holes in the inside using the composition

NAGASE CHEMTEX CORP0 citations49

TANAKA MASATOSHI

1 patent
US8111962B2Feb 7, 2012

Optical fiber connection structure and single-mode fiber

TANAKA MASATOSHI0 citations44