P

Inventor

KAMIJOH KOHICHI

JP61 patents
⚠️ This page may combine multiple inventors who share the name “KAMIJOH KOHICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

44 patents
US10608829B1Mar 31, 2020

Blockchain timestamp agreement

IBM48 citations97
US7748051B2Jun 29, 2010

Contents server, contents receiving apparatus and network system for adding information to digital contents

IBM9 citations84
US7590238B2Sep 15, 2009

Managing device keys in cryptographic communication

IBM11 citations84
US7006655B2Feb 28, 2006

Methods, apparatus and systems for an electronic watermark having resistance to scaling

IBM13 citations79
US7046817B2May 16, 2006

Image processing apparatus and method therefor

IBM12 citations78
US7593528B2Sep 22, 2009

Managing device keys in cryptographic communication

IBM6 citations74
US12147435B2Nov 19, 2024

Blockchain implementing reliability database

IBM2 citations73
US10783589B2Sep 22, 2020

Detection of abnormal estimates

IBM2 citations73
US10430609B2Oct 1, 2019

Low privacy risk and high clarity social media support system

IBM4 citations73
US10009377B2Jun 26, 2018

Processing information based on policy information of a target user

IBM3 citations73
US9572101B2Feb 14, 2017

Optimization of mobile phone service during power failure

IBM2 citations73
US11088857B2Aug 10, 2021

Blockchain timestamp agreement

IBM2 citations72
US10997612B2May 4, 2021

Estimation model for estimating an attribute of an unknown customer

IBM3 citations72
US9001389B2Apr 7, 2015

Manufacturing a physical medium configured to store data

IBM3 citations72
US10970307B2Apr 6, 2021

Information transparency control

IBM0 citations63
US8035861B2Oct 11, 2011

Method and system for obtaining parameter for simulation in invisible code printing support system

IBM2 citations63
US12210838B2Jan 28, 2025

Estimating output confidence for black-box API

IBM0 citations62
US11940971B2Mar 26, 2024

Blockchain implementing reliability database

IBM0 citations62
US11775764B2Oct 3, 2023

Estimating output confidence for black-box API

IBM0 citations62
US11669532B2Jun 6, 2023

Blockchain implementing reliability database

IBM0 citations62
US11403278B2Aug 2, 2022

Management of snapshot in blockchain

IBM0 citations62
US11379316B2Jul 5, 2022

Snapshot restoration

IBM0 citations62
US11314749B2Apr 26, 2022

Blockchain implementing reliability database

IBM0 citations62
US11243917B2Feb 8, 2022

Blockchain implementing reliability database

IBM1 citations62
US11226971B2Jan 18, 2022

Blockchain implementing reliability database

IBM0 citations62
US11012844B2May 18, 2021

Peer-to-peer emergency communication using public broadcasting

IBM0 citations62
US10929617B2Feb 23, 2021

Text analysis in unsupported languages using backtranslation

IBM0 citations62
US10896165B2Jan 19, 2021

Management of snapshot in blockchain

IBM0 citations62
US10896166B2Jan 19, 2021

Management of snapshot in blockchain

IBM0 citations62
US10805094B2Oct 13, 2020

Blockchain timestamp agreement

IBM1 citations62
US10117174B2Oct 30, 2018

Optimization of mobile phone service during power failure

IBM1 citations62
US9092718B2Jul 28, 2015

Cellular phone for illuminating invisible information in an object to obtain additional information located at a web server

IBM1 citations61
US7526099B2Apr 28, 2009

Motion picture data processing device, method, and program

IBM5 citations61
US6963655B1Nov 8, 2005

Alteration detection apparatus and method thereof

IBM6 citations61
US11080545B2Aug 3, 2021

Optical character recognition support system

IBM0 citations57
US7065227B2Jun 20, 2006

Data processing apparatus, image processing apparatus, and method therefor

IBM2 citations57
US10313122B2Jun 4, 2019

Supplies of deficiency of a key in information on a set of keys

IBM0 citations52
US10291404B2May 14, 2019

Supplies of deficiency of a key in information on a set of keys

IBM0 citations52
US10271275B2Apr 23, 2019

Optimization of mobile phone service during power failure

IBM0 citations52
US9866590B2Jan 9, 2018

Processing information based on policy information of a target user

IBM1 citations52
US9106366B2Aug 11, 2015

Distributing data to multiple clients from server

IBM0 citations52
US7469422B2Dec 23, 2008

Contents server, contents receiving method for adding information to digital contents

IBM1 citations52
US11544466B2Jan 3, 2023

Optimized document score system using sentence structure analysis function

IBM0 citations51
US11443211B2Sep 13, 2022

Extracting important sentences from documents to answer hypothesis that include causes and consequences

IBM0 citations51

KAMIJOH KOHICHI

3 patents

GREEN MARKET SQUARE LTD

2 patents

AIHARA TORU

1 patent

Showing the top 50 of 61 patents by PatentIndex Score.