KK

Kei Kaneko

KT Kabushiki Kaisha Toshiba: 49 patents #354 of 21,451Top 2%
Overall (All Time): #55,501 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 1–25 of 49 patents

Patent #TitleCo-InventorsDate
12345631 Gas detection device and gas detection method Yasutomo SHIOMI, Shinji Saito, Rei Hashimoto, Tsutomu KAKUNO 2025-07-01
12270759 Gas detection device Masatoshi Hirono, Shinji Saito, Tsutomu KAKUNO, Rei Hashimoto 2025-04-08
11955775 Quantum cascade laser and method for manufacturing same Shinji Saito, Rei Hashimoto, Tsutomu KAKUNO 2024-04-09
11881674 Surface-emitting semiconductor light-emitting device Tsutomu KAKUNO, Rei Hashimoto, Shinji Saito 2024-01-23
11435282 Gas analysis device Shinji Saito, Tsutomu KAKUNO, Rei Hashimoto 2022-09-06
11258233 Quantum cascade laser Shinji Saito, Tsutomu KAKUNO, Rei Hashimoto 2022-02-22
11205887 Quantum cascade laser and method for manufacturing same Rei Hashimoto, Shinji Saito, Tomohiro Takase, Tsutomu KAKUNO, Yuichiro Yamamoto 2021-12-21
11114821 Semiconductor laser wafer and semiconductor laser Shinji Saito, Rei Hashimoto, Tsutomu KAKUNO, Yuichiro Yamamoto, Tomohiro Takase 2021-09-07
10630059 Surface emitting quantum cascade laser Shinji Saito, Tsutomu KAKUNO, Rei Hashimoto, Yasunobu Kai 2020-04-21
10490979 Substrate including photonic crystal and method for manufacturing the same, and surface emitting quantum cascade laser Rei Hashimoto, Shinji Saito, Tsutomu KAKUNO, Yasunobu Kai, Naotada Okada 2019-11-26
10490977 Surface-emitting quantum cascade laser Rei Hashimoto, Shinji Saito, Yuichiro Yamamoto, Tsutomu KAKUNO, Tomohiro Takase 2019-11-26
10424899 Surface emitting quantum cascade laser Shinji Saito, Tsutomu KAKUNO, Rei Hashimoto, Yasunobu Kai 2019-09-24
9472720 Nitride semiconductor wafer, nitride semiconductor element, and method for manufacturing nitride semiconductor wafer Mitsuhiro Kushibe, Hiroshi Katsuno, Shinji Yamada, Jumpei Tajima, Yasuo Ohba 2016-10-18
9373752 Semiconductor light-emitting element Hiroshi Katsuno, Yasuo Ohba 2016-06-21
9373753 Method for manufacturing semiconductor light emitting device Hiroshi Katsuno, Yasuo Ohba, Shinji Yamada, Mitsuhiro Kushibe 2016-06-21
9362115 Nitride semiconductor wafer, nitride semiconductor element, and method for manufacturing nitride semiconductor wafer Mitsuhiro Kushibe, Hiroshi Katsuno, Shinji Yamada, Jumpei Tajima, Yasuo Ohba 2016-06-07
9324918 Semiconductor light emitting device and semiconductor light emitting apparatus Hiroshi Katsuno, Yasuo Ohba, Mitsuhiro Kushibe 2016-04-26
9269868 Semiconductor light emitting element and method for manufacturing semiconductor light emitting element Mitsuhiro Kushibe, Yasuo Ohba, Hiroshi Katsuno, Shinji Yamada 2016-02-23
9184242 Nitride semiconductor wafer, nitride semiconductor element, and method for manufacturing nitride semiconductor wafer Mitsuhiro Kushibe, Hiroshi Katsuno, Shinji Yamada, Jumpei Tajima, Yasuo Ohba 2015-11-10
9130106 Method for manufacturing semiconductor light emitting apparatus by mounting semiconductor light emitting device having stacked dielectric films having different refractive indexes on mounting member Hiroshi Katsuno, Yasuo Ohba, Mitsuhiro Kushibe 2015-09-08
9130127 Semiconductor light emitting device Hiroshi Katsuno, Yasuo Ohba, Satoshi Mitsugi, Shinji Yamada, Mitsuhiro Kushibe 2015-09-08
9093614 Semiconductor light emitting element and semiconductor light emitting device Hiroshi Katsuno, Yasuo Ohba, Mitsuhiro Kushibe 2015-07-28
9070837 Semiconductor light-emitting device and method for manufacturing same Hiroshi Katsuno, Yasuo Ohba, Mitsuhiro Kushibe 2015-06-30
9059374 Semiconductor light emitting device Yasuo Ohba, Toru Gotoda, Hiroshi Katsuno, Mitsuhiro Kushibe 2015-06-16
9012888 Semiconductor light emitting device, wafer, method for manufacturing semiconductor light emitting device, and method for manufacturing wafer Mitsuhiro Kushibe, Yasuo Ohba, Hiroshi Katsuno, Shinji Yamada 2015-04-21