P

Inventor

NISHIKI AKIHIKO

JP28 patents
⚠️ This page may combine multiple inventors who share the name “NISHIKI AKIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OKI ELECTRIC IND CO LTD

23 patents
US7171078B2Jan 30, 2007

Method and apparatus for fabricating fiber Bragg gratings

OKI ELECTRIC IND CO LTD70 citations97
US6174648B1Jan 16, 2001

Optical filter fabrication method using fiber holder with spiral groove and phase mask with spiral diffraction grating

OKI ELECTRIC IND CO LTD106 citations97
US6456762B1Sep 24, 2002

Method of fabricating optical waveguide device

OKI ELECTRIC IND CO LTD64 citations95
US5307189AApr 26, 1994

Active-matrix-addressed liquid crystal with conductor collecting lines of force emanating from data electrode

OKI ELECTRIC IND CO LTD67 citations93
US6442312B1Aug 27, 2002

Optical filter fabrication method and apparatus, optical filter, fiber holder with spiral groove, and phase mask

OKI ELECTRIC IND CO LTD27 citations92
US5914207AJun 22, 1999

Alignment method for optical fibers for use in manufacturing an optical filter

OKI ELECTRIC IND CO LTD17 citations92
US5070379ADec 3, 1991

Thin-film transistor matrix for active matrix display panel with alloy electrodes

OKI ELECTRIC IND CO LTD40 citations92
US7174103B2Feb 6, 2007

Optical signal converter, optical encoder, optical decoder, and optical code division multiplexing communication apparatus

OKI ELECTRIC IND CO LTD24 citations91
US7224902B2May 29, 2007

Optical encoding method and encoder for optical code division multiplexing

OKI ELECTRIC IND CO LTD15 citations84
US6307617B1Oct 23, 2001

Initial alignment system for use in manufacturing an optical filter

OKI ELECTRIC IND CO LTD16 citations84
US7324754B2Jan 29, 2008

Optical code division multiplex transmission method and optical code division multiplex transmission device

OKI ELECTRIC IND CO LTD14 citations81
US6183918B1Feb 6, 2001

Alignment method and system for use in manufacturing an optical filter

OKI ELECTRIC IND CO LTD14 citations74
US6038358AMar 14, 2000

Alignment method and system for use in manufacturing an optical filter

OKI ELECTRIC IND CO LTD15 citations74
US5225364AJul 6, 1993

Method of fabricating a thin-film transistor matrix for an active matrix display panel

OKI ELECTRIC IND CO LTD12 citations73
US7127140B2Oct 24, 2006

Fiber bragg grating device

OKI ELECTRIC IND CO LTD9 citations72
US7039260B2May 2, 2006

Method and apparatus for generating carrier suppressed optical pulse train and grating device

OKI ELECTRIC IND CO LTD7 citations68
US7680415B2Mar 16, 2010

Optical code division multiplexing transmission and reception method and optical code division multiplexing transceiver

OKI ELECTRIC IND CO LTD4 citations61
US7310465B2Dec 18, 2007

Optical pulse time spreading device

OKI ELECTRIC IND CO LTD2 citations61
US5935756AAug 10, 1999

Diazonium salt for thermosensitive recording medium

OKI ELECTRIC IND CO LTD4 citations60
US7945171B2May 17, 2011

Optical pulse time spreader and optical code division multiplexing transmission device

OKI ELECTRIC IND CO LTD1 citations52
US6782165B2Aug 24, 2004

Optical filter

OKI ELECTRIC IND CO LTD0 citations52
US6665470B2Dec 16, 2003

Optical filter

OKI ELECTRIC IND CO LTD0 citations52
US7424226B2Sep 9, 2008

Optical code division multiplexing communication method and system

OKI ELECTRIC IND CO LTD0 citations39

KONISHIROKU PHOTO IND

5 patents