Inventor · disambiguated record
Yasumasa Kawakita
Also filed as: KAWAKITA YASUMASA
20 granted patents·2 pending applications·32 citations·filing 2008–2023
91Inventor score
Top patents by PatentIndex Score
22 records- 0189US10193305B2Wavelength tunable laser device and laser moduleFURUKAWA ELECTRIC CO LTD·Filed 2017·Granted Jan 29, 2019·7 cites·20 claims
- 0282US7778297B2Surface emitting laser element and method of fabricating the sameFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Aug 17, 2010·7 cites·8 claims
- 0372US10923880B2Semiconductor laser device, diffraction grating structure, and diffraction gratingFURUKAWA ELECTRIC CO LTD·Filed 2018·Granted Feb 16, 2021·1 cites·12 claims
- 0472US9300114B2Laser device, method of manufacturing the same, laser device array, light source and light moduleSHIMIZU HITOSHI·Filed 2012·Granted Mar 29, 2016·3 cites·20 claims
- 0572US7881353B2Surface emitting laser element arrayFURUKAWA ELECTRIC CO LTD·Filed 2009·Granted Feb 1, 2011·4 cites·12 claims
- 0666US8755422B2Surface emitting laser, light source, and optical moduleSHIMIZU HITOSHI·Filed 2011·Granted Jun 17, 2014·2 cites·14 claims
- 0766US2024106189A1Chip on submountFURUKAWA ELECTRIC CO LTD·Filed 2023·Application pending·0 cites
- 0866US2024006849A1Semiconductor laser device and method for manufacturing semiconductor laser deviceFURUKAWA ELECTRIC CO LTD·Filed 2023·Application pending·0 cites
- 0963US11909174B2Reflection filter device and wavelength-tunable laser deviceFURUKAWA ELECTRIC CO LTD·Filed 2020·Granted Feb 20, 2024·0 cites·10 claims
- 1063US8638832B2Electronic device, surface emitting laser, surface emitting laser array, light source, optical moduleFURUKAWA ELECTRIC CO LTD·Filed 2013·Granted Jan 28, 2014·1 cites·18 claims
- 1163US8472492B2Vertical cavity surface emitting laser element, vertical cavity surface emitting laser array element, vertical cavity surface emitting laser device, light source device, and optical moduleKAWAKITA YASUMASA·Filed 2010·Granted Jun 25, 2013·2 cites·11 claims
- 1262US8532155B2Optical interconnection systemFURUKAWA ELECTRIC CO LTD·Filed 2013·Granted Sep 10, 2013·1 cites·12 claims
- 1357US8300671B2Surface emitting laserKAWAKITA YASUMASA·Filed 2011·Granted Oct 30, 2012·1 cites·19 claims
- 1456US12062886B2Optical functional device and laser deviceFURUKAWA ELECTRIC CO LTD·Filed 2021·Granted Aug 13, 2024·0 cites·6 claims
- 1556US7801198B2Surface emitting laser element and method of fabricating the sameFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Sep 21, 2010·1 cites·4 claims
- 1655US9912122B2Semiconductor optical deviceFURUKAWA ELECTRIC CO LTD·Filed 2017·Granted Mar 6, 2018·0 cites·20 claims
- 1755US8861562B2Vertical light emitting device and manufacturing methodSUZUKI TOSHIHITO·Filed 2012·Granted Oct 14, 2014·1 cites·16 claims
- 1855US8355421B2Vertical-cavity surface emitting laserFURUKAWA ELECTRIC CO LTD·Filed 2009·Granted Jan 15, 2013·1 cites·2 claims
- 1950US8619831B2Vertical cavity surface emitting laser element, vertical cavity surface emitting laser array element, vertical cavity surface emitting laser device, light source device, and optical moduleFURUKAWA ELECTRIC CO LTD·Filed 2013·Granted Dec 31, 2013·0 cites·11 claims
- 2046US11482838B2Optical waveguide structureFURUKAWA ELECTRIC CO LTD·Filed 2019·Granted Oct 25, 2022·0 cites·14 claims
- 2144US10965094B2Wavelength-tunable laser deviceFURUKAWA ELECTRIC CO LTD·Filed 2019·Granted Mar 30, 2021·0 cites·13 claims
- 2242US9960572B2Semiconductor deviceFURUKAWA ELECTRIC CO LTD·Filed 2016·Granted May 1, 2018·0 cites·2 claims
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