Inventor · disambiguated record
Takaya Nagahata
Also filed as: NAGAHATA TAKAYA
39 granted patents·337 citations·filing 1992–2022
97Inventor score
Top patents by PatentIndex Score
39 records- 0187US6469725B1Thermal printheadROHM CO LTD·Filed 2000·Granted Oct 22, 2002·31 cites·8 claims
- 0280US8240902B2LED linear light source and devices using such sourceFUJIMOTO HISAYOSHI·Filed 2007·Granted Aug 14, 2012·12 cites·42 claims
- 0378US11565525B2Device using a piezoelectric filmROHM CO LTD·Filed 2021·Granted Jan 31, 2023·0 cites·18 claims
- 0476US6454573B2Board-cable connection structureROHM CO LTD·Filed 2001·Granted Sep 24, 2002·25 cites·8 claims
- 0570US5485192AThermal printheadROHM CO LTD·Filed 1994·Granted Jan 16, 1996·25 cites·8 claims
- 0669US8939554B2Ink jet print head and fabrication method thereofROHM CO LTD·Filed 2013·Granted Jan 27, 2015·1 cites·12 claims
- 0768US11007780B2Device using a piezoelectric filmROHM CO LTD·Filed 2018·Granted May 18, 2021·0 cites·11 claims
- 0865US9868281B2Inkjet headROHM CO LTD·Filed 2017·Granted Jan 16, 2018·0 cites·6 claims
- 0965US6579125B1Clip connector, method of attaching clip connector, and assembly of clip connector and support memberROHM CO LTD·Filed 1999·Granted Jun 17, 2003·31 cites·9 claims
- 1064US9676188B2Inkjet headROHM CO LTD·Filed 2016·Granted Jun 13, 2017·0 cites·9 claims
- 1159US6791069B2Heater with improved heat conductivityROHM CO LTD·Filed 2002·Granted Sep 14, 2004·7 cites·12 claims
- 1259US6238237B1ConnectorROHM CO LTD·Filed 1998·Granted May 29, 2001·19 cites·11 claims
- 1359US5245356AThermal printing headROHM CO LTD·Filed 1992·Granted Sep 14, 1993·16 cites·9 claims
- 1458US6317150B1Protection cover for thermal printhead, and thermal printhead using the sameROHM CO LTD·Filed 2000·Granted Nov 13, 2001·7 cites·10 claims
- 1557US5335002APrinting head and printer incorporating the sameROHM CO LTD·Filed 1992·Granted Aug 2, 1994·23 cites·15 claims
- 1654US9427967B2Piezoelectric membrane, piezoelectric device, and inkjet headROHM CO LTD·Filed 2015·Granted Aug 30, 2016·0 cites·8 claims
- 1754US5791793AThermal printhead and protection cover mounted on the sameROHM CO LTD·Filed 1996·Granted Aug 11, 1998·14 cites·13 claims
- 1853US12302061B2TransducerROHM CO LTD·Filed 2022·Granted May 13, 2025·0 cites·10 claims
- 1952US9925771B2Device using a piezoelectric filmROHM CO LTD·Filed 2015·Granted Mar 27, 2018·0 cites·7 claims
- 2051US5622508AElectrical connector and thermal printhead using the sameROHM CO LTD·Filed 1994·Granted Apr 22, 1997·16 cites·18 claims
- 2150US5907347ALinear thermal print head and linear thermal print head apparatusROHM CO LTD·Filed 1996·Granted May 25, 1999·13 cites·7 claims
- 2248US5959651AThermal printhead and method of adjusting characteristic thereofROHM CO LTD·Filed 1996·Granted Sep 28, 1999·10 cites·14 claims
- 2348US5874983AThermal print headROHM CO LTD·Filed 1996·Granted Feb 23, 1999·12 cites·7 claims
- 2444US6236422B1Thermal printhead and protective cover used for the sameROHM CO LTD·Filed 1999·Granted May 22, 2001·8 cites·16 claims
- 2544US5739837AThermal printhead, and clip-type terminal lead and cover member used thereforROHM CO LTD·Filed 1995·Granted Apr 14, 1998·12 cites·13 claims
- 2644US5532723ADrive IC for a printing headROHM CO LTD·Filed 1994·Granted Jul 2, 1996·12 cites·4 claims
- 2743US5568174AConnector and printer head using the sameROHM CO LTD·Filed 1993·Granted Oct 22, 1996·6 cites·6 claims
- 2842US5760813APrinting method using divisional dots and a printer thereforROHM CO LTD·Filed 1994·Granted Jun 2, 1998·5 cites·5 claims
- 2941US5917531AThermal head and method of manufacturing the sameROHM CO LTD·Filed 1997·Granted Jun 29, 1999·9 cites·19 claims
- 3041US5623298AGlazed layer for a thermal print headROHM CO LTD·Filed 1994·Granted Apr 22, 1997·5 cites·8 claims
- 3139US5729275AThermal printhead, drive IC for the same and method for controlling the thermal printheadROHM CO LTD·Filed 1995·Granted Mar 17, 1998·5 cites·19 claims
- 3237US6392685B1Drive IC chip and printheadROHM CO LTD·Filed 1999·Granted May 21, 2002·6 cites·7 claims
- 3334US6765601B2Thermal printheadROHM CO LTD·Filed 2003·Granted Jul 20, 2004·0 cites·19 claims
- 3434US6206588B1Thermal printerROHM CO LTD·Filed 1999·Granted Mar 27, 2001·2 cites·19 claims
- 3534US5657067APrinter drive IC and printhead using the sameROHM CO LTD·Filed 1995·Granted Aug 12, 1997·3 cites·5 claims
- 3632US6034706AHead device provided with drive ICS, to which protective coating is applied, and method of forming protective coatingROHM CO LTD·Filed 1997·Granted Mar 7, 2000·1 cites·17 claims
- 3730US5488403APrinting element drive device having separately operating shift registersROHM CO LTD·Filed 1993·Granted Jan 30, 1996·0 cites·5 claims
- 3829US5243361ALine-type thermal printing headROHM CO LTD·Filed 1992·Granted Sep 7, 1993·0 cites·4 claims
- 3928US5416503AThermal head controllerROHM CO LTD·Filed 1994·Granted May 16, 1995·1 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →