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Patent applications and USPTO patent grants for Hokama; Yohei.The latest application filed is for "semiconductor laser, semiconductor laser array and method of manufacturing semiconductor laser".
Patent | Date |
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Optical semiconductor device and method for manufacturing the same Grant 11,175,520 - Horiguchi , et al. November 16, 2 | 2021-11-16 |
Semiconductor Laser, Semiconductor Laser Array And Method Of Manufacturing Semiconductor Laser App 20210218220 - HOKAMA; Yohei ;   et al. | 2021-07-15 |
Semiconductor optical waveguide and optical integrated element Grant 10,985,532 - Hokama , et al. April 20, 2 | 2021-04-20 |
Optical Semiconductor Device And Method For Manufacturing The Same App 20200387017 - HORIGUCHI; Yuichiro ;   et al. | 2020-12-10 |
Semiconductor Optical Waveguide And Optical Integrated Element App 20200274329 - HOKAMA; Yohei ;   et al. | 2020-08-27 |
Optical Modulator Element, Optical Modulation Module Including Optical Modulator Element, And Method For Manufacturing Optical Modulator Element App 20170242316 - HORIGUCHI; Yuichiro ;   et al. | 2017-08-24 |
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