Inventor · disambiguated record
Atsushi Shimbo
Also filed as: SHIMBO ATSUSHI
56 granted patents·12 pending applications·2,446 citations·filing 1990–2023
99Inventor score
Top patents by PatentIndex Score
68 records- 0197US5944794AUser identification data management scheme for networking computer systems using wide area networkTOSHIBA KK·Filed 1995·Granted Aug 31, 1999·379 cites·45 claims
- 0294US6185680B1Packet authentication and packet encryption/decryption scheme for security gatewayTOSHIBA KK·Filed 2000·Granted Feb 6, 2001·151 cites·22 claims
- 0394US6092191APacket authentication and packet encryption/decryption scheme for security gatewayTOSHIBA KK·Filed 1996·Granted Jul 18, 2000·290 cites·35 claims
- 0493US5835601AFile editing system and shared file editing system with file content secrecy, file version management, and asynchronous editingTOSHIBA KK·Filed 1995·Granted Nov 10, 1998·220 cites·15 claims
- 0591US6167513AMobile computing scheme using encryption and authentication processing based on mobile computer location and network operating policyTOSHIBA KK·Filed 1997·Granted Dec 26, 2000·247 cites·45 claims
- 0688US6240514B1Packet processing device and mobile computer with reduced packet processing overheadTOSHIBA KK·Filed 1997·Granted May 29, 2001·189 cites·25 claims
- 0786US12019511B2Information processing apparatus, method, and storage mediumTOSHIBA KK·Filed 2023·Granted Jun 25, 2024·1 cites·13 claims
- 0885US6088453AScheme for computing Montgomery division and Montgomery inverse realizing fast implementationTOSHIBA KK·Filed 1998·Granted Jul 11, 2000·116 cites·43 claims
- 0983US6442616B1Method and apparatus for communication control of mobil computers in communication network systems using private IP addressesTOSHIBA KK·Filed 1997·Granted Aug 27, 2002·100 cites·36 claims
- 1081US9355045B2Memory device for converting data received from controller controlling reading and writing of dataTOSHIBA KK·Filed 2015·Granted May 31, 2016·2 cites·3 claims
- 1179US11546148B2Information processing device, information processing system, and method for controlling information processing device including comparing request order information and order comparison informationTOSHIBA KK·Filed 2020·Granted Jan 3, 2023·1 cites·9 claims
- 1279US7349330B1Packet receiver with the influence of jitter and packet losses reduced before a buffer becomes idle due to data delays and packet receiving method using the sameOKI ELECTRIC IND CO LTD·Filed 2000·Granted Mar 25, 2008·29 cites·13 claims
- 1377US6163843APacket inspection device, mobile computer and packet transfer method in mobile computing with improved mobile computer authenticity check schemeTOSHIBA KK·Filed 1997·Granted Dec 19, 2000·99 cites·15 claims
- 1476US5136642ACryptographic communication method and cryptographic communication deviceTOSHIBA KK·Filed 1991·Granted Aug 4, 1992·81 cites·8 claims
- 1574US7496759B2Multisignature method, apparatus, program, and systemTOSHIBA KK·Filed 2005·Granted Feb 24, 2009·6 cites·33 claims
- 1673US6760840B1File editing system and shared file editing system with file content secrecy, file version management, and asynchronous editingTOSHIBA KK·Filed 1998·Granted Jul 6, 2004·66 cites·10 claims
- 1772US6170057B1Mobile computer and method of packet encryption and authentication in mobile computing based on security policy of visited networkTOSHIBA KK·Filed 1997·Granted Jan 2, 2001·181 cites·30 claims
- 1870US6088798ADigital signature method using an elliptic curve, a digital signature system, and a program storage medium having the digital signature method stored thereinTOSHIBA KK·Filed 1997·Granted Jul 11, 2000·69 cites·14 claims
- 1969US9053062B2Memory chip for converting data received from controller controlling reading and writing of dataTOSHIBA KK·Filed 2014·Granted Jun 9, 2015·1 cites·16 claims
- 2069US8782114B2Arithmetic deviceYONEMURA TOMOKO·Filed 2012·Granted Jul 15, 2014·3 cites·5 claims
- 2169US8543630B2Exponentiation calculation apparatus and method for calculating square root in finite extension fieldTOSHIBA KK·Filed 2013·Granted Sep 24, 2013·2 cites·22 claims
- 2269US7869592B2Calculation apparatus and encrypt and decrypt processing apparatusTOSHIBA KK·Filed 2008·Granted Jan 11, 2011·3 cites·4 claims
- 2369US7159115B2Method and apparatus for encrypting dataTOSHIBA KK·Filed 2003·Granted Jan 2, 2007·14 cites·10 claims
- 2467US9547475B2Random number generating circuitTOSHIBA KK·Filed 2013·Granted Jan 17, 2017·2 cites·17 claims
- 2567US8675874B2Apparatus for performing data compression processing using algebraic torusMURATANI HIROFUMI·Filed 2009·Granted Mar 18, 2014·4 cites·8 claims
- 2667US6965946B2Method and apparatus for communication control of mobile computers in communication network systems using private IP addressesTOSHIBA KK·Filed 2002·Granted Nov 15, 2005·10 cites·4 claims
- 2767US5046094AServer-aided computation method and distributed information processing unitTOSHIBA KK·Filed 1990·Granted Sep 3, 1991·59 cites·12 claims
- 2866US9288040B2Encryption deviceENDO TSUKASA·Filed 2012·Granted Mar 15, 2016·3 cites·3 claims
- 2965US8438205B2Exponentiation calculation apparatus and method for calculating square root in finite extension fieldYONEMURA TOMOKO·Filed 2009·Granted May 7, 2013·3 cites·22 claims
- 3063US7363335B2Modular arithmetic apparatus and method selecting a base in the residue number systemTOSHIBA KK·Filed 2005·Granted Apr 22, 2008·2 cites·16 claims
- 3163US6891948B2Echo cancellerOKI ELECTRIC IND CO LTD·Filed 2001·Granted May 10, 2005·6 cites·3 claims
- 3262US9460316B2Authentication device, authentication method, and computer program productTOSHIBA KK·Filed 2014·Granted Oct 4, 2016·2 cites·3 claims
- 3362US6687368B1Tone signal detecting method and tone signal detectorOKI ELECTRIC IND CO LTD·Filed 2000·Granted Feb 3, 2004·7 cites·10 claims
- 3462US6678660B1Receiving buffer controlling method and voice packet decoderOKI ELECTRIC IND CO LTD·Filed 2000·Granted Jan 13, 2004·5 cites·10 claims
- 3561US8233616B2Apparatus and computer program product for performing data compression processing using algebraic torusMURATANI HIROFUMI·Filed 2009·Granted Jul 31, 2012·2 cites·8 claims
- 3660US7251485B2Wireless LAN terminal device, portable data terminal system, mobile phone, wireless LAN communication method, method for providing service, and method for transferring incoming callOKI ELECTRIC IND CO LTD·Filed 2004·Granted Jul 31, 2007·6 cites·20 claims
- 3759US8924448B2Arithmetic device, method, and program productISOGAI TAICHI·Filed 2012·Granted Dec 30, 2014·2 cites·15 claims
- 3859US8817975B2Cryptographic processing apparatus and operation methodFUJISAKI KOICHI·Filed 2011·Granted Aug 26, 2014·1 cites·10 claims
- 3959US8023643B2Encryption/decryption apparatusTOSHIBA KK·Filed 2006·Granted Sep 20, 2011·1 cites·19 claims
- 4056US8788907B2Memory chip for converting data received from controller controlling reading and writing of dataTOSHIBA KK·Filed 2013·Granted Jul 22, 2014·0 cites·16 claims
- 4155US8538017B2Encryption deviceENDO TSUKASA·Filed 2011·Granted Sep 17, 2013·1 cites·4 claims
- 4254US5369708AFast server-aided computation system and method for modular exponentiation without revealing client's secret to auxiliary deviceTOSHIBA KK·Filed 1993·Granted Nov 29, 1994·24 cites·12 claims
- 4352US12244728B2Data protection apparatus, electronic apparatus, method, and storage mediumTOSHIBA KK·Filed 2022·Granted Mar 4, 2025·0 cites·10 claims
- 4452US7010560B2Modular arithmetic apparatus and method selecting a base in the residue number systemTOSHIBA KK·Filed 2002·Granted Mar 7, 2006·2 cites·2 claims
- 4551US11418505B2Information processing apparatus, system and methodTOSHIBA KK·Filed 2019·Granted Aug 16, 2022·0 cites·19 claims
- 4651US7631185B2File editing system and shared file editing system with file content secrecy, file version management, and asynchronous editingTOSHIBA KK·Filed 2004·Granted Dec 8, 2009·2 cites·10 claims
- 4750US8473810B2Memory chip having a security function and for which reading and writing of data is controlled by an authenticated controllerKAMBAYASHI TORU·Filed 2010·Granted Jun 25, 2013·0 cites·12 claims
- 4850US2005108313A1Calculation apparatus and encrypt and decrypt processing apparatusFiled 2004·Application pending·0 cites
- 4949US6546104B1Montgomery reduction apparatusTOSHIBA KK·Filed 1999·Granted Apr 8, 2003·21 cites·11 claims
- 5048US11562104B2Control device, information processing device, and information processing systemTOSHIBA KK·Filed 2021·Granted Jan 24, 2023·0 cites·16 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Atsushi Shimbo files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →