Inventor · disambiguated record
Takahiko Hirai
Also filed as: HIRAI TAKAHIKO
4 granted patents·3 pending applications·16 citations·filing 1999–2014
68Inventor score
Top patents by PatentIndex Score
7 records- 0172US9651475B2Optical sensor apparatus and method of producing optical element used in optical sensor apparatusPANASONIC IP MAN CO LTD·Filed 2013·Granted May 16, 2017·1 cites·9 claims
- 0256US6677547B2Method and apparatus for classifying and recovering the main components of used batteriesMITSUBISHI HEAVY IND LTD·Filed 2001·Granted Jan 13, 2004·4 cites·3 claims
- 0346US6337450B1Method and apparatus for classifying and recovering the main components of used batteriesMITSUBISHI HEAVY IND LTD·Filed 1999·Granted Jan 8, 2002·11 cites·13 claims
- 0443US2011310472A1Infrared optical filter and manufacturing method of the infrared optical filterHIRAI TAKAHIKO·Filed 2010·Application pending·0 cites
- 0538US9528879B2Infrared detection element, infrared detector, and infrared type gas sensorPANASONIC IP MAN CO LTD·Filed 2014·Granted Dec 27, 2016·0 cites·22 claims
- 0634US2012298867A1Infrared frame detectorNISHIKAWA TAKAYUKI·Filed 2010·Application pending·0 cites
- 0733US2012235038A1Infrared gas detector and infrared gas measuring deviceNISHIKAWA TAKAYUKI·Filed 2010·Application pending·0 cites
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