Inventor · disambiguated record
Hiroshi Takahagi
Also filed as: TAKAHAGI HIROSHI
12 granted patents·64 citations·filing 1990–2021
89Inventor score
Files withHITACHI KOKI KK4HITACHI PRINTING SOLUTIONS LTD3RICOH CO LTD2HITACHI LTD1RICOH PRINTING SYS LTD1
Top patents by PatentIndex Score
12 records- 0184US7104773B2Three-dimensional laminating molding deviceRICOH PRINTING SYS LTD·Filed 2004·Granted Sep 12, 2006·20 cites·10 claims
- 0278US9004656B2Ink-jet recording head and ink-jet recording apparatus having the sameTAKAHAGI HIROSHI·Filed 2013·Granted Apr 14, 2015·4 cites·15 claims
- 0369US7931263B2Image forming system having enhanced functionalityRICOH CO LTD·Filed 2007·Granted Apr 26, 2011·3 cites·20 claims
- 0463US11571898B2Liquid supply device, liquid discharge device, and liquid discharge apparatusRICOH CO LTD·Filed 2021·Granted Feb 7, 2023·0 cites·10 claims
- 0562USD416572SPrinter for electronic computerHITACHI KOKI KK·Filed 1998·Granted Nov 16, 1999·11 cites·1 claims
- 0644US5947614APrinting system with mechanism for attachingly supporting recording mediumHITACHI KOKI KK·Filed 1998·Granted Sep 7, 1999·9 cites·14 claims
- 0742US6702432B2Configuration of inkjet head realizing uniform ink ejection performanceHITACHI PRINTING SOLUTIONS LTD·Filed 2002·Granted Mar 9, 2004·2 cites·19 claims
- 0842US6679589B2Ink jet print head and method of production thereofHITACHI PRINTING SOLUTIONS LTD·Filed 2002·Granted Jan 20, 2004·2 cites·8 claims
- 0941US6682179B2Ink jet print head and method of production thereofHITACHI PRINTING SOLUTIONS LTD·Filed 2002·Granted Jan 27, 2004·2 cites·10 claims
- 1041US5061092AMulticolor thermal printer recording medium transmission mechanismHITACHI LTD·Filed 1990·Granted Oct 29, 1991·6 cites·14 claims
- 1140US6592196B2Drive method for ink jet headHITACHI KOKI KK·Filed 2001·Granted Jul 15, 2003·1 cites·12 claims
- 1235US5993087AMethod of forming image on roll of paper sheetHITACHI KOKI KK·Filed 1999·Granted Nov 30, 1999·4 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →