Inventor · disambiguated record
Tsutomu Munakata
Also filed as: MUNAKATA TSUTOMU
8 granted patents·48 citations·filing 1997–2002
85Inventor score
Files withOKI ELECTRIC IND CO LTD8
Top patents by PatentIndex Score
8 records- 0150US6562649B2Compound semiconductor light emitting device and process for producing the sameOKI ELECTRIC IND CO LTD·Filed 2002·Granted May 13, 2003·2 cites·9 claims
- 0248US5994158AMethod of fabricating an abrupt hetero interface by organometallic vapor phase growthOKI ELECTRIC IND CO LTD·Filed 1997·Granted Nov 30, 1999·16 cites·31 claims
- 0343US6013539AEdge emitting led and method of forming the sameOKI ELECTRIC IND CO LTD·Filed 1998·Granted Jan 11, 2000·10 cites·13 claims
- 0441US5889294AEdge emitting LED having a selective-area growth optical absorption regionOKI ELECTRIC IND CO LTD·Filed 1997·Granted Mar 30, 1999·9 cites·10 claims
- 0534US6470038B2Compound semiconductor light emitting device and process for producing the sameOKI ELECTRIC IND CO LTD·Filed 1998·Granted Oct 22, 2002·5 cites·7 claims
- 0633US5828085ALight emitting diode having light-emitting and light-absorbing regionsOKI ELECTRIC IND CO LTD·Filed 1997·Granted Oct 27, 1998·4 cites·5 claims
- 0730US6008066AMethod of manufacturing a light emitting diode to vary band gap energy of active layerOKI ELECTRIC IND CO LTD·Filed 1998·Granted Dec 28, 1999·2 cites·3 claims
- 0828US6570189B1Semiconductor device and method of manufacturing the sameOKI ELECTRIC IND CO LTD·Filed 1999·Granted May 27, 2003·0 cites·5 claims
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