Inventor
HASHIMOTO JUN-ICHI
JP55 patents
⚠️ This page may combine multiple inventors who share the name “HASHIMOTO JUN-ICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
45 patentsUS6067310AMay 23, 2000
Semiconductor laser and method of making the same
SUMITOMO ELECTRIC INDUSTRIES104 citations96
US7405421B2Jul 29, 2008
Optical integrated device
SUMITOMO ELECTRIC INDUSTRIES8 citations74
US7356063B2Apr 8, 2008
Semiconductor surface emitting device
SUMITOMO ELECTRIC INDUSTRIES8 citations74
US7088746B2Aug 8, 2006
Laser module
SUMITOMO ELECTRIC INDUSTRIES7 citations74
US6411637B1Jun 25, 2002
Semiconductor laser and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES9 citations74
US5734671AMar 31, 1998
Semiconductor laser diode
SUMITOMO ELECTRIC INDUSTRIES8 citations74
US5617957AApr 8, 1997
Method of sorting semiconductor lasers
SUMITOMO ELECTRIC INDUSTRIES9 citations74
US5586135ADec 17, 1996
Semiconductor laser having an AlGaInP cladding layer
SUMITOMO ELECTRIC INDUSTRIES8 citations74
US5446537AAug 29, 1995
Method of sorting semiconductor lasers
SUMITOMO ELECTRIC INDUSTRIES16 citations74
US8804785B2Aug 12, 2014
Quantum cascade semiconductor laser
SUMITOMO ELECTRIC INDUSTRIES5 citations73
US9923337B2Mar 20, 2018
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES2 citations72
US6805492B2Oct 19, 2004
Ferrule product, method of making the same, and optical module
SUMITOMO ELECTRIC INDUSTRIES7 citations70
US9146442B2Sep 29, 2015
Mach-Zehnder interferometer type optical modulator
SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7957442B2Jun 7, 2011
Semiconductor optical device
SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7860140B2Dec 28, 2010
Light-emitting device with double intermediate layers between mesa stripe and iron-doped current blocking layer
SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7769065B2Aug 3, 2010
Semiconductor optical device
SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7613217B2Nov 3, 2009
Semiconductor surface emitting device
SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7579630B2Aug 25, 2009
Semiconductor optical device
SUMITOMO ELECTRIC INDUSTRIES4 citations63
US7460576B2Dec 2, 2008
Semiconductor optical amplifier
SUMITOMO ELECTRIC INDUSTRIES4 citations63
US7379485B2May 27, 2008
Semiconductor optical device
SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7305017B2Dec 4, 2007
Semiconductor optical device
SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7271422B2Sep 18, 2007
Semiconductor optical device
SUMITOMO ELECTRIC INDUSTRIES6 citations63
US7208774B2Apr 24, 2007
Semiconductor optical device
SUMITOMO ELECTRIC INDUSTRIES4 citations63
US6819700B2Nov 16, 2004
Method of manufacturing an external cavity semiconductor laser, external cavity semiconductor laser, and wavelength multiplex transmission system
SUMITOMO ELECTRIC INDUSTRIES4 citations63
US11621541B2Apr 4, 2023
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US10404038B2Sep 3, 2019
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES1 citations62
US9240675B2Jan 19, 2016
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES2 citations62
US8379683B2Feb 19, 2013
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES2 citations59
US11476642B2Oct 18, 2022
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US11121525B2Sep 14, 2021
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US10038308B2Jul 31, 2018
Quantum cascade semiconductor laser
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US7986721B2Jul 26, 2011
Semiconductor optical device including a PN junction formed by a second region of a first conductive type semiconductor layer and a second conductive type single semiconductor layer
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US7838893B2Nov 23, 2010
Semiconductor optical device
SUMITOMO ELECTRIC INDUSTRIES1 citations52
US7323722B2Jan 29, 2008
Semiconductor optical device
SUMITOMO ELECTRIC INDUSTRIES1 citations52
US9882347B2Jan 30, 2018
Quantum cascade laser array
SUMITOMO ELECTRIC INDUSTRIES1 citations51
US10630058B2Apr 21, 2020
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES0 citations42
US10608412B2Mar 31, 2020
Quantum cascade laser, light emitting apparatus
SUMITOMO ELECTRIC INDUSTRIES0 citations42
US10554022B2Feb 4, 2020
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES0 citations42
US10476235B2Nov 12, 2019
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES0 citations42
US10312667B2Jun 4, 2019
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES0 citations42
US9843161B2Dec 12, 2017
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES0 citations42
US9774168B2Sep 26, 2017
Quantum cascade semiconductor laser
SUMITOMO ELECTRIC INDUSTRIES0 citations42
US9595811B2Mar 14, 2017
Quantum cascade semiconductor laser
SUMITOMO ELECTRIC INDUSTRIES0 citations42
US9525268B2Dec 20, 2016
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES0 citations42
US9356429B2May 31, 2016
Quantum cascade laser
SUMITOMO ELECTRIC INDUSTRIES0 citations42
HASHIMOTO JUN-ICHI
5 patentsUS8472760B2Jun 25, 2013
Integrated semiconductor optical device
HASHIMOTO JUN-ICHI9 citations83
US8073029B2Dec 6, 2011
Semiconductor optical device
HASHIMOTO JUN-ICHI7 citations83
US8457452B2Jun 4, 2013
Integrated semiconductor optical device
HASHIMOTO JUN-ICHI3 citations62
US8412008B2Apr 2, 2013
Semiconductor optical device
HASHIMOTO JUN-ICHI1 citations51
US8412005B2Apr 2, 2013
Mach-Zehnder interferometer type optical modulator
HASHIMOTO JUN-ICHI1 citations51
Showing the top 50 of 55 patents by PatentIndex Score.