Inventor · disambiguated record
Takeshi Kitatani
Also filed as: KITATANI TAKESHI
18 granted patents·5 pending applications·107 citations·filing 1996–2020
93Inventor score
Top patents by PatentIndex Score
23 records- 0197US11329450B2Electro-absorption optical modulator and manufacturing method thereofLUMENTUM JAPAN INC·Filed 2020·Granted May 10, 2022·5 cites·20 claims
- 0284US7340142B1Integrated optoelectronic device and method of fabricating the sameOPNEXT JAPAN INC·Filed 2007·Granted Mar 4, 2008·8 cites·14 claims
- 0384US6821801B1Manufacturing method of semiconductor laser diodeHITACHI LTD·Filed 2004·Granted Nov 23, 2004·20 cites·15 claims
- 0483US10574033B2Arrayed semiconductor device, optical transmission module, optical module, and method for manufacturing thereofLUMENTUM JAPAN INC·Filed 2019·Granted Feb 25, 2020·2 cites·6 claims
- 0582US6697405B2Vertical cavity surface emitting lasers, optical modules and systemsHITACHI LTD·Filed 2001·Granted Feb 24, 2004·20 cites·18 claims
- 0680US8270446B2Semiconductor laser deviceSHIOTA TAKASHI·Filed 2010·Granted Sep 18, 2012·5 cites·16 claims
- 0780US7636378B2Semiconductor laser diodeOPNEXT JAPAN INC·Filed 2008·Granted Dec 22, 2009·6 cites·18 claims
- 0879US7329894B2Semiconductor laser device and semiconductor optical modulatorOPNEXT JAPAN INC·Filed 2005·Granted Feb 12, 2008·6 cites·22 claims
- 0977US6782032B2Semiconductor laser, ray module using the same and ray communication systemHITACHI LTD·Filed 2002·Granted Aug 24, 2004·14 cites·14 claims
- 1074US8068526B2Semiconductor optical deviceMAKINO SHIGEKI·Filed 2009·Granted Nov 29, 2011·5 cites·17 claims
- 1174US7577319B2Semiconductor optical device and manufacturing method thereofOPNEXT JAPAN INC·Filed 2007·Granted Aug 18, 2009·4 cites·19 claims
- 1272US10355454B2Optical semiconductor device, optical module, and method for manufacturing optical semiconductor deviceOCLARO JAPAN INC·Filed 2017·Granted Jul 16, 2019·1 cites·9 claims
- 1357US2018152005A1Arrayed semiconductor device, optical transmission module, optical module, and method for manufacturing thereofOCLARO JAPAN INC·Filed 2017·Application pending·0 cites
- 1451US10312665B2Optical semiconductor device, optical subassembly, and optical moduleOCLARO JAPAN INC·Filed 2018·Granted Jun 4, 2019·0 cites·11 claims
- 1549US8610105B2Semiconductor electroluminescent device with a multiple-quantum well layer formed thereinFUKAMACHI TOSHIHIKO·Filed 2009·Granted Dec 17, 2013·1 cites·19 claims
- 1647US9780529B2Semiconductor optical device and manufacturing method thereofOCLARO JAPAN INC·Filed 2015·Granted Oct 3, 2017·0 cites·4 claims
- 1747US2013207140A1Semiconductor Optical Element Semiconductor Optical Module and Manufacturing Method ThereofHITACHI LTD·Filed 2013·Application pending·0 cites
- 1844US7711229B2Optical integrated device and manufacturing method thereofOPNEXT JAPAN INC·Filed 2007·Granted May 4, 2010·0 cites·6 claims
- 1943US2007241344A1Semiconductor Light Emitting DeviceADACHI KOICHIRO·Filed 2007·Application pending·0 cites
- 2042US5747864ALight receiving element and a method of fabricating the sameHITACHI LTD·Filed 1996·Granted May 5, 1998·10 cites·11 claims
- 2141US8891570B2Optical semiconductor deviceOCLARO JAPAN INC·Filed 2013·Granted Nov 18, 2014·0 cites·14 claims
- 2238US2003103516A1Semiconductor lasers, and optical modules and systems using these lasersHITACHI LTD·Filed 2002·Application pending·0 cites
- 2337US2010328753A1Optical module, integrated semiconductor optical device and manufacturing method thereofOPNEXT JAPAN INC·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →