Inventor · disambiguated record
Kei Ueyama
Also filed as: UEYAMA KEI
19 granted patents·1 pending application·292 citations·filing 2000–2008
95Inventor score
Top patents by PatentIndex Score
20 records- 0196US6516785B1Air flow sensorHITACHI LTD·Filed 2000·Granted Feb 11, 2003·87 cites·15 claims
- 0287US7216535B2Air flow measuring device and engine having the air flow measuring deviceHITACHI CAR ENG CO LTD·Filed 2006·Granted May 15, 2007·11 cites·34 claims
- 0386US6839643B2Flowmeter and flowmeter systemHITACHI LTD·Filed 2002·Granted Jan 4, 2005·23 cites·20 claims
- 0484US6708560B2Measurement apparatus for measuring physical quantity such as fluid flowHITACHI LTD·Filed 2001·Granted Mar 23, 2004·26 cites·10 claims
- 0584US6571621B2Thermal flow rate measuring deviceHITACHI LTD·Filed 2001·Granted Jun 3, 2003·26 cites·12 claims
- 0683US7395707B2Thermal type flow rate measuring apparatusHITACHI LTD·Filed 2006·Granted Jul 8, 2008·9 cites·8 claims
- 0783US7201047B2Air flow measuring deviceHITACHI CAR ENG CO LTD·Filed 2005·Granted Apr 10, 2007·9 cites·11 claims
- 0878US7650784B2Thermal type flow rate measuring apparatusHITACHI LTD·Filed 2008·Granted Jan 26, 2010·7 cites·8 claims
- 0978US7104126B2Thermal type flow rate measuring apparatusHITACHI CAR ENG CO LTD·Filed 2005·Granted Sep 12, 2006·7 cites·19 claims
- 1077US7059183B2Air flow measuring deviceHITACHI CAR ENG CO LTD·Filed 2001·Granted Jun 13, 2006·15 cites·14 claims
- 1177US6925866B2Thermal type flow rate measuring apparatusHITACHI CAR ENG CO LTD·Filed 2003·Granted Aug 9, 2005·15 cites·11 claims
- 1270US7377161B2Air flow measuring device provided with a vent in air passageHITACHI LTD·Filed 2007·Granted May 27, 2008·4 cites·10 claims
- 1369US6694810B2Air flow meterHITACHI LTD·Filed 2002·Granted Feb 24, 2004·14 cites·6 claims
- 1467US7457711B2Flowmeter and flowmeter systemHITACHI LTD·Filed 2006·Granted Nov 25, 2008·4 cites·4 claims
- 1566US7032446B2Flowrate measuring device with improved flow introduction into sub-passage outletHITACHI CAR ENG CO LTD·Filed 2002·Granted Apr 25, 2006·13 cites·11 claims
- 1665USRE42529EThermal flow rate measuring deviceHITACHI LTD·Filed 2005·Granted Jul 12, 2011·4 cites·28 claims
- 1761US6854326B2Measurement apparatus for measuring physical quantity such as fluid flowHITACHI LTD·Filed 2003·Granted Feb 15, 2005·8 cites·30 claims
- 1860US7559237B2Air flow measuring device provided with a vent in air passageHITACHI LTD·Filed 2008·Granted Jul 14, 2009·2 cites·9 claims
- 1957US6935172B2Thermal type flow measuring deviceHITACHI CAR ENG CO LTD·Filed 2001·Granted Aug 30, 2005·8 cites·18 claims
- 2036US2005109121A1Flowmeter and flowmeter systemFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →