Inventor · disambiguated record
Tatsuo Hatta
Also filed as: HATTA TATSUO
16 granted patents·6 pending applications·101 citations·filing 1997–2017
92Inventor score
Top patents by PatentIndex Score
22 records- 0178US10958035B2Wavelength-multiplexed light transmission module and method for manufacturing sameMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Mar 23, 2021·2 cites·14 claims
- 0275US9563065B2Optical module and method of manufacturing the sameMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Feb 7, 2017·2 cites·10 claims
- 0371US9172335B2Optical receiver moduleMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Oct 27, 2015·3 cites·8 claims
- 0470US7010179B2Differential drive semiconductor optical modulatorMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Mar 7, 2006·12 cites·10 claims
- 0570US6519381B2Optical switch and method of producing the sameMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Feb 11, 2003·12 cites·14 claims
- 0670US6010251ALaser diode modules converging parts, and optical coupling methodsMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Jan 4, 2000·39 cites·20 claims
- 0769US7158695B2Optical delay circuit, integrated optical device, and method of manufacturing integrated optical deviceUNIV KYOTO·Filed 2005·Granted Jan 2, 2007·5 cites·26 claims
- 0862US6507683B2Free-space optical switchMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Jan 14, 2003·7 cites·5 claims
- 0959US6865197B2Laser diode moduleMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Mar 8, 2005·5 cites·14 claims
- 1056US7936495B2Optical modulation deviceMITSUBISHI ELECTRIC CORP·Filed 2009·Granted May 3, 2011·2 cites·6 claims
- 1154US6819688B2Semiconductor laser device and optical fiber amplifierMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Nov 16, 2004·3 cites·24 claims
- 1252US6873754B2Optical switch and method of manufacturing the sameMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Mar 29, 2005·3 cites·13 claims
- 1350US7082233B2Optical switch and method of manufacturing the sameMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Jul 25, 2006·2 cites·3 claims
- 1450US6556597B2Laser diode moduleMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Apr 29, 2003·2 cites·8 claims
- 1548US6563983B2Laser diode moduleMITSUBISHI ELECTRIC CORP·Filed 2001·Granted May 13, 2003·2 cites·13 claims
- 1647US2006268396A1Semiconductor laser device and optical fiber amplifierSAKAI KIYOHIDE·Filed 2006·Application pending·0 cites
- 1746US2006237863A1Method of manufacturing optical switchMITSUBISHI ELECTRIC CORP·Filed 2006·Application pending·0 cites
- 1844US9335495B2Optical moduleMITSUBISHI ELECTRIC CORP·Filed 2013·Granted May 10, 2016·0 cites·5 claims
- 1944US2009016678A1Optical moduleMITSUBISHI ELECTRIC CORP·Filed 2008·Application pending·0 cites
- 2042US2005007657A1Semiconductor laser device and optical fiber amplifierMITSUBISHI ELECTRIC CORP·Filed 2004·Application pending·0 cites
- 2139US2013343767A1Optical transmitterMITSUBISHI ELECTRIC CORP·Filed 2013·Application pending·0 cites
- 2233US2012012738A1Multiple wavelength receiver moduleSHINADA TAKURO·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →