Inventor · disambiguated record
Ken Yokoyama
Also filed as: YOKOYAMA KEN · YOKOYAMA KEN-ICHI
65 granted patents·28 pending applications·1,085 citations·filing 1997–2024
98Inventor score
Top patents by PatentIndex Score
93 records- 0195US9632861B1Computer-implemented method, system, and storage mediumFUJITSU LTD·Filed 2016·Granted Apr 25, 2017·17 cites·15 claims
- 0295US6757255B1Apparatus for and method of measuring communication performanceFUJITSU LTD·Filed 1999·Granted Jun 29, 2004·395 cites·39 claims
- 0393US7619988B2Network configuration management apparatus, network configuration management program and network configuration management methodFUJITSU LTD·Filed 2005·Granted Nov 17, 2009·41 cites·6 claims
- 0491US7107348B2Packet relay processing apparatusFUJITSU LTD·Filed 2002·Granted Sep 12, 2006·91 cites·15 claims
- 0591USD413011SSandal soleYOKOYAMA KEN·Filed 1998·Granted Aug 24, 1999·41 cites·1 claims
- 0690US7873594B2System analysis program, system analysis method, and system analysis apparatusFUJITSU LTD·Filed 2004·Granted Jan 18, 2011·53 cites·5 claims
- 0789US7328127B2Computer-readable recording medium recording system performance monitoring program, and system performance monitoring method and apparatusFUJITSU LTD·Filed 2005·Granted Feb 5, 2008·23 cites·12 claims
- 0887US11022922B2Image forming apparatus and intermediate transfer memberCANON KK·Filed 2020·Granted Jun 1, 2021·2 cites·19 claims
- 0986US8594517B2Color image forming apparatus having function of obtaining color information of patchUSUI MASATAKE·Filed 2011·Granted Nov 26, 2013·6 cites·7 claims
- 1085US7184945B1Service distribution deviceFUJITSU LTD·Filed 2000·Granted Feb 27, 2007·47 cites·19 claims
- 1185US7031895B1Apparatus and method of generating network simulation model, and storage medium storing program for realizing the methodFUJITSU LTD·Filed 2000·Granted Apr 18, 2006·45 cites·38 claims
- 1283US11378901B2Image forming apparatus capable of suppressing maldistribution of an ion conductive agent on an intermediary transfer memberCANON KK·Filed 2021·Granted Jul 5, 2022·1 cites·24 claims
- 1383US6233348B1Fingerprint registering apparatus, fingerprint identifying apparatus, and fingerprint identifying methodFUJITSU LTD·Filed 1998·Granted May 15, 2001·140 cites·51 claims
- 1480US11446051B2Ultrasonic vibration transmittable probe and ultrasonic treatment assemblyOLYMPUS CORP·Filed 2020·Granted Sep 20, 2022·1 cites·13 claims
- 1577US10289036B2Image forming apparatusCANON KK·Filed 2018·Granted May 14, 2019·1 cites·13 claims
- 1677US8495006B2System analysis program, system analysis method, and system analysis apparatusHARADA LILIAN·Filed 2012·Granted Jul 23, 2013·2 cites·7 claims
- 1776US10833921B2Information processing apparatus and abnormality diagnosis methodFUJITSU LTD·Filed 2019·Granted Nov 10, 2020·2 cites·10 claims
- 1876US8913905B2Image forming apparatus that detects transition between patch imagesSHIOMICHI HIROTAKA·Filed 2012·Granted Dec 16, 2014·3 cites·13 claims
- 1976US8266097B2System analysis program, system analysis method, and system analysis apparatusHARADA LILIAN·Filed 2010·Granted Sep 11, 2012·2 cites·10 claims
- 2075US10527972B2Image forming apparatusCANON KK·Filed 2019·Granted Jan 7, 2020·1 cites·13 claims
- 2174US8560667B2Analysis method and apparatusKIKUCHI SHINJI·Filed 2007·Granted Oct 15, 2013·9 cites·14 claims
- 2273US10868744B2Influence range identification method and influence range identification apparatusFUJITSU LTD·Filed 2018·Granted Dec 15, 2020·2 cites·6 claims
- 2372US9400458B2Image forming apparatusCANON KK·Filed 2015·Granted Jul 26, 2016·1 cites·11 claims
- 2472US8429458B2Method and apparatus for system analysisYOKOYAMA KEN·Filed 2010·Granted Apr 23, 2013·3 cites·7 claims
- 2571US6143460ADiazodisulfone compound and radiation-sensitive resin compositionJSR CORP·Filed 1999·Granted Nov 7, 2000·28 cites·14 claims
- 2670US8305908B2System analysis method, system analysis apparatus, and computer readable storage medium storing system analysis programYOKOYAMA KEN·Filed 2010·Granted Nov 6, 2012·3 cites·6 claims
- 2769US11540854B2Ultrasonic probe, ultrasonic treatment instrument, and ultrasonic treatment assemblyOLYMPUS CORP·Filed 2019·Granted Jan 3, 2023·1 cites·10 claims
- 2869US9703580B2Information processing apparatus, information processing system, and communication data output methodFUJITSU LTD·Filed 2014·Granted Jul 11, 2017·2 cites·8 claims
- 2969US9165227B2Color image forming apparatusCANON KK·Filed 2013·Granted Oct 20, 2015·1 cites·10 claims
- 3069US8977171B2Image forming apparatusCANON KK·Filed 2013·Granted Mar 10, 2015·2 cites·20 claims
- 3169US7383331B2Network server load detection system, sharing system and methodFUJITSU LTD·Filed 2001·Granted Jun 3, 2008·13 cites·9 claims
- 3267US11762315B2Image forming apparatus that improves contact member durability and suppresses occurrence of cleaning failureCANON KK·Filed 2021·Granted Sep 19, 2023·0 cites·29 claims
- 3367US10977108B2Influence range specifying method, influence range specifying apparatus, and storage mediumFUJITSU LTD·Filed 2019·Granted Apr 13, 2021·1 cites·9 claims
- 3467US2022370093A1Ultrasonic vibration transmittable probe and ultrasonic treatment assemblyOLYMPUS CORP·Filed 2022·Application pending·0 cites
- 3566US8965968B2Computer-readable medium storing system visualization processing program, method and deviceYOKOYAMA KEN·Filed 2011·Granted Feb 24, 2015·2 cites·11 claims
- 3666US8873045B2Spectrocolorimeter and image forming apparatusEBIHARA SHUN-ICHI·Filed 2012·Granted Oct 28, 2014·2 cites·23 claims
- 3765US11169472B2Image forming apparatus that improves contact member durability and suppresses occurrence of cleaning failureCANON KK·Filed 2019·Granted Nov 9, 2021·0 cites·16 claims
- 3865US10942763B2Operation management apparatus, migration destination recommendation method, and storage mediumFUJITSU LTD·Filed 2019·Granted Mar 9, 2021·1 cites·8 claims
- 3964US10496930B2Apparatus and method to determine a distribution destination of a message based on a probability of co-occurrence of words included in distributed messagesFUJITSU LTD·Filed 2017·Granted Dec 3, 2019·1 cites·7 claims
- 4063US8270306B2Fault management apparatus and method for identifying cause of fault in communication networkOGURO KEIICHI·Filed 2005·Granted Sep 18, 2012·4 cites·19 claims
- 4162US8326977B2Recording medium storing system analyzing program, system analyzing apparatus, and system analyzing methodHIGUCHI JUNICHI·Filed 2009·Granted Dec 4, 2012·2 cites·14 claims
- 4261US8111700B2Computer-readable recording medium storing packet identification program, packet identification method, and packet identification deviceIWAKURA HIROKAZU·Filed 2009·Granted Feb 7, 2012·3 cites·18 claims
- 4360US9075330B2Color image forming apparatus having function of obtaining color information of patchCANON KK·Filed 2013·Granted Jul 7, 2015·0 cites·13 claims
- 4459US7970584B2Performance abnormality analysis apparatus, method, and program, and analysis result display method for performance abnormality analysis apparatusFUJITSU LTD·Filed 2008·Granted Jun 28, 2011·2 cites·20 claims
- 4558US12210301B2Image forming apparatusCANON KK·Filed 2023·Granted Jan 28, 2025·0 cites·13 claims
- 4658US7433958B2Packet relay processing apparatusFUJITSU LTD·Filed 2006·Granted Oct 7, 2008·1 cites·22 claims
- 4757US2025199441A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 4856US8902465B2Image forming apparatus, image processing apparatus and method capable of determining image forming condition when color unevenness caused in patch image is detectedYOKOYAMA KEN·Filed 2011·Granted Dec 2, 2014·1 cites·8 claims
- 4956US6127674AUneven-surface data detection apparatusFUJITSU LTD·Filed 1998·Granted Oct 3, 2000·47 cites·11 claims
- 5056US2025103001A1Image forming apparatus and cartridgeCANON KK·Filed 2024·Application pending·0 cites
Showing the top 50 of 93 patent records by PatentIndex Score.
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