P

Inventor

ARIMA TADAO

JP16 patents
⚠️ This page may combine multiple inventors who share the name “ARIMA TADAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJITSU LTD

15 patents
US5381262AJan 10, 1995

Planar wave guide type optical amplifier

FUJITSU LTD95 citations96
US6350065B1Feb 26, 2002

Optical fiber splicing mechanism, optical fiber structure, and optical fiber splicing method

FUJITSU LTD18 citations92
US5711782AJan 27, 1998

Process for fabricating an optical fiber preform

FUJITSU LTD19 citations92
US5420949AMay 30, 1995

Polarization-splitting fiber coupler and method of making same

FUJITSU LTD31 citations92
US5299276AMar 29, 1994

Waveguide type optical device and method for manufacturing the same

FUJITSU LTD48 citations92
US5023447AJun 11, 1991

Photo-semiconductor module employing semi-spherical lens to enhance detection

FUJITSU LTD26 citations92
US6217204B1Apr 17, 2001

Optical fiber assembly and light amplification coupler having rare earth doped light amplification medium and related method of making

FUJITSU LTD8 citations73
US5496390AMar 5, 1996

Method of manufacturing an optical module for wavelength division multiplex optical transmission with regulation of the coupling ratio and coupling length

FUJITSU LTD8 citations73
US5454057ASep 26, 1995

Method for fabricating star coupler for interconnecting optical fibers and a star coupler

FUJITSU LTD8 citations73
US5284500AFeb 8, 1994

Process for fabricating an optical fiber preform

FUJITSU LTD11 citations73
US5071212ADec 10, 1991

Optical fiber polarizer and process of production thereof

FUJITSU LTD9 citations73
US6968097B2Nov 22, 2005

Fiber sheet and manufacturing method therefor

FUJITSU LTD8 citations72
US6978072B2Dec 20, 2005

Rare-earth doped optical fiber module and manufacturing method therefor

FUJITSU LTD6 citations62
US6996301B2Feb 7, 2006

Optical module and fiber sheet

FUJITSU LTD4 citations61
US7043105B2May 9, 2006

Optical circuit assembly and substrate assembly

FUJITSU LTD0 citations41

FUJIKURA LTD

1 patent