P

Inventor

TODA TOSHIKI

JP32 patents
⚠️ This page may combine multiple inventors who share the name “TODA TOSHIKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOPPAN PRINTING CO LTD

25 patents
US5301062AApr 5, 1994

Display having diffraction grating pattern

TOPPAN PRINTING CO LTD111 citations97
US5132812AJul 21, 1992

Method of manufacturing display having diffraction grating patterns

TOPPAN PRINTING CO LTD74 citations95
US5291027AMar 1, 1994

Optical identification multiple diffraction grating mark member and card using the same

TOPPAN PRINTING CO LTD76 citations94
US5617248AApr 1, 1997

Diffraction grating array and display having a diffraction grating

TOPPAN PRINTING CO LTD33 citations92
US9387720B2Jul 12, 2016

Display having light-scattering property

TOPPAN PRINTING CO LTD4 citations84
US9829610B2Nov 28, 2017

Display having light-scattering property

TOPPAN PRINTING CO LTD2 citations73
US5644565AJul 1, 1997

Optical recording medium including a plurality of diffracted grating cells

TOPPAN PRINTING CO LTD9 citations73
US5625619AApr 29, 1997

Optical recording medium having a plurality of different diffraction grating cells

TOPPAN PRINTING CO LTD11 citations73
US9333797B2May 10, 2016

Information recording medium and method of reading information recording medium, and image detection apparatus

TOPPAN PRINTING CO LTD3 citations67
US5687012ANov 11, 1997

Hologram in which a plurality of areas are set and holography system to which hologram is applied

TOPPAN PRINTING CO LTD15 citations67
US11373344B2Jun 28, 2022

Optical film

TOPPAN PRINTING CO LTD1 citations62
US5570338AOct 29, 1996

Optical information recording medium which uses diffraction grating

TOPPAN PRINTING CO LTD3 citations62
US11951760B2Apr 9, 2024

Information display medium and manufacturing method relating thereto

TOPPAN PRINTING CO LTD0 citations61
US11584151B2Feb 21, 2023

Information display medium and manufacturing method relating thereto

TOPPAN PRINTING CO LTD0 citations61
US11774650B2Oct 3, 2023

Display body

TOPPAN PRINTING CO LTD1 citations60
US11372141B2Jun 28, 2022

Display body

TOPPAN PRINTING CO LTD0 citations60
US10792947B2Oct 6, 2020

Optical structure

TOPPAN PRINTING CO LTD1 citations60
US11428852B2Aug 30, 2022

Reflection suppression segment having inclined surfaces, display, and method for verifying display

TOPPAN PRINTING CO LTD0 citations52
US10473831B2Nov 12, 2019

Display having light-scattering property

TOPPAN PRINTING CO LTD0 citations52
US10843419B2Nov 24, 2020

Display and labeled article

TOPPAN PRINTING CO LTD0 citations51
US10350838B2Jul 16, 2019

Display and labeled article

TOPPAN PRINTING CO LTD0 citations51
US9931883B2Apr 3, 2018

Image display and labeled device

TOPPAN PRINTING CO LTD0 citations51
US11059317B2Jul 13, 2021

Display

TOPPAN PRINTING CO LTD0 citations50
US9933551B2Apr 3, 2018

Display and information-printed matter

TOPPAN PRINTING CO LTD1 citations49
US10651415B2May 12, 2020

Organic EL (electroluminescent) device

TOPPAN PRINTING CO LTD0 citations41

TODA TOSHIKI

5 patents

GOCHO SATOSHI

1 patent

MIYAMOTO ERI

1 patent