Inventor · disambiguated record
Yoshitaka Akiyama
Also filed as: AKIYAMA YOSHITAKA
25 granted patents·7 pending applications·314 citations·filing 1997–2024
96Inventor score
Files withHITACHI KOKI KK8DENSO CORP6AKIYAMA YOSHITAKA5HITACHI PRINTING SOLUTIONS LTD3RICOH PRINTING SYS LTD3
Top patents by PatentIndex Score
32 records- 0190US8480213B2Liquid containing tank, liquid-jet head unit, and image forming apparatusAKIYAMA YOSHITAKA·Filed 2010·Granted Jul 9, 2013·9 cites·11 claims
- 0289US6695599B2Scroll compressorNIPPON SOKEN·Filed 2002·Granted Feb 24, 2004·25 cites·6 claims
- 0389US6152713AScroll type compressorDENSO CORP·Filed 1998·Granted Nov 28, 2000·55 cites·15 claims
- 0483US7090340B2Inkjet recording head and inkjet recording apparatus using the sameHITACHI PRINTING SOLUTIONS LTD·Filed 2003·Granted Aug 15, 2006·24 cites·16 claims
- 0580US6328397B1Drive voltage adjusting method for an on-demand multi-nozzle ink jet headHITACHI KOKI KK·Filed 1999·Granted Dec 11, 2001·41 cites·20 claims
- 0678US8337002B2Ink ejection head unit and image forming apparatusAKIYAMA YOSHITAKA·Filed 2010·Granted Dec 25, 2012·3 cites·11 claims
- 0776US6461120B2Sealed-type electric compressor having refrigerant passageDENSO CORP·Filed 2000·Granted Oct 8, 2002·17 cites·7 claims
- 0874US6378972B1Drive method for an on-demand multi-nozzle ink jet headHITACHI KOKI KK·Filed 1999·Granted Apr 30, 2002·32 cites·10 claims
- 0971US6102512AMethod of minimizing ink drop velocity variations in an on-demand multi-nozzle ink jet headHITACHI KOKI KK·Filed 1997·Granted Aug 15, 2000·30 cites·3 claims
- 1066US11407234B2PrinterRICOH CO LTD·Filed 2020·Granted Aug 9, 2022·0 cites·5 claims
- 1166US9290005B1Image formation apparatus, method for examining discharge of transparent droplets, and program for examining discharge of transparent dropletsAKIYAMA YOSHITAKA·Filed 2015·Granted Mar 22, 2016·1 cites·13 claims
- 1266US9254683B2Image forming apparatus, image forming system, image forming method and printing method of printed matterAKIYAMA YOSHITAKA·Filed 2014·Granted Feb 9, 2016·1 cites·19 claims
- 1366US6457222B1Method of manufacturing ink jet print headHITACHI KOKI KK·Filed 2000·Granted Oct 1, 2002·12 cites·28 claims
- 1465US6890163B2Scroll compressorDENSO CORP·Filed 2003·Granted May 10, 2005·7 cites·5 claims
- 1564US7077511B2Housing used in inkjet headRICOH PRINTING SYS LTD·Filed 2003·Granted Jul 18, 2006·8 cites·6 claims
- 1661US7413294B2Inkjet head with high density nozzle packingRICOH PRINTING SYS LTD·Filed 2004·Granted Aug 19, 2008·8 cites·21 claims
- 1756US10124618B2Inspection apparatus and method of inspectionAKIYAMA YOSHITAKA·Filed 2017·Granted Nov 13, 2018·0 cites·16 claims
- 1856US7131718B2Inkjet head and ejection deviceRICOH PRINTING SYS LTD·Filed 2004·Granted Nov 7, 2006·6 cites·22 claims
- 1955US6394589B1Ink jet printhead with reduced crosstalkHITACHI KOKI KK·Filed 1999·Granted May 28, 2002·15 cites·14 claims
- 2051US2024354539A1Information processing apparatus, data generation method, and image forming systemTAKAHASHI KENTA·Filed 2024·Application pending·0 cites
- 2150US12078168B2Compressor and method for manufacturing compressorDENSO CORP·Filed 2023·Granted Sep 3, 2024·0 cites·6 claims
- 2250US2023391107A1Supporting structure for temperature sensor and drying deviceONODERA KEN·Filed 2023·Application pending·0 cites
- 2346US2006187274A1Housing used in inkjet headMACHIDA OSAMU·Filed 2006·Application pending·0 cites
- 2442US6679589B2Ink jet print head and method of production thereofHITACHI PRINTING SOLUTIONS LTD·Filed 2002·Granted Jan 20, 2004·2 cites·8 claims
- 2542US2005123428A1Scroll compressorFiled 2004·Application pending·0 cites
- 2642US2019092130A1Refrigeration cycle deviceDENSO CORP·Filed 2017·Application pending·0 cites
- 2740US6592196B2Drive method for ink jet headHITACHI KOKI KK·Filed 2001·Granted Jul 15, 2003·1 cites·12 claims
- 2840US6264310B1Multi-nozzle ink jet head with dummy piezoelectric elements at both ends of a piezoelectric element array for controlling the flow of adhesive about the piezoelectric element arrayHITACHI KOKI KK·Filed 1998·Granted Jul 24, 2001·8 cites·11 claims
- 2936US2001014293A1Compressor with scroll compression mechanismFiled 2000·Application pending·0 cites
- 3035US6123530AScroll-type compressor with a slider plate for smoothing the orbiting movement of a movable scrollDENSO CORP·Filed 1998·Granted Sep 26, 2000·6 cites·15 claims
- 3134US2004174411A1Inkjet head and method for manufacturing the sameHITACHI PRINTING SOLUTIONS LTD·Filed 2004·Application pending·0 cites
- 3233US6053602AOn-demand multi-nozzle ink jet headHITACHI KOKI KK·Filed 1998·Granted Apr 25, 2000·3 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →