P

Inventor

YOSHIHAMA SACHIKO

JP30 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIHAMA SACHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

21 patents
US10608829B1Mar 31, 2020

Blockchain timestamp agreement

IBM48 citations97
US10997159B2May 4, 2021

Blockchain notification board storing blockchain resources

IBM35 citations94
US7953977B2May 31, 2011

Security and ticketing system control and management

IBM27 citations92
US7765490B2Jul 27, 2010

Method and system for software applications using a tiled user interface

IBM44 citations92
US9223987B2Dec 29, 2015

Confidential information identifying method, information processing apparatus, and program

IBM7 citations84
US7752465B2Jul 6, 2010

Reliability platform configuration measurement, authentication, attestation and disclosure

IBM15 citations81
US11520773B2Dec 6, 2022

Blockchain notification board storing blockchain resources

IBM4 citations72
US11088857B2Aug 10, 2021

Blockchain timestamp agreement

IBM2 citations72
US7930563B2Apr 19, 2011

Reliability platform configuration measurement, authentication, attestation and disclosure

IBM6 citations72
US12250309B2Mar 11, 2025

Blockchain notification board storing blockchain resources

IBM0 citations62
US12210838B2Jan 28, 2025

Estimating output confidence for black-box API

IBM0 citations62
US12120254B2Oct 15, 2024

Blockchain notification board storing blockchain resources

IBM0 citations62
US11775764B2Oct 3, 2023

Estimating output confidence for black-box API

IBM0 citations62
US11502822B2Nov 15, 2022

Static analysis of smart contract determinism

IBM0 citations62
US11303442B2Apr 12, 2022

Blockchain notification board storing blockchain resources

IBM0 citations62
US10805094B2Oct 13, 2020

Blockchain timestamp agreement

IBM1 citations62
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
US9514127B2Dec 6, 2016

Computer implemented method, program, and system for identifying non-text element suitable for communication in multi-language environment

IBM1 citations51
US12554623B2Feb 17, 2026

Automatic metamorphic testing

IBM0 citations47
US10678911B2Jun 9, 2020

Increasing availability of an industrial control system

IBM0 citations39

GREEN MARKET SQUARE LTD

2 patents

MISHINA TAKUYA

2 patents

DE KEUKELAERE FREDERIK

1 patent

YOSHIHAMA SACHIKO

1 patent

HIDO SHOHEI

1 patent

MARUYAMA HIROSHI

1 patent

HAMZAOUI KARIM

1 patent