Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12218271 | Light emitting element | Shun KITAHAMA, Yoshiki Inoue, Kazuhiro Nagamine | 2025-02-04 |
| 11855238 | Light emitting element | Shun KITAHAMA, Yoshiki Inoue, Kazuhiro Nagamine | 2023-12-26 |
| 11508701 | Light emitting device | Masaki Hayashi, Yuki Shiota, Keisuke Kurashita, Takanori Akaishi | 2022-11-22 |
| 11056612 | Light emitting element | Shun KITAHAMA, Yoshiki Inoue, Kazuhiro Nagamine | 2021-07-06 |
| 10720412 | Light emitting device | Masaki Hayashi, Yuki Shiota, Keisuke Kurashita, Takanori Akaishi | 2020-07-21 |
| 10505072 | Method for manufacturing light emitting element | Shun KITAHAMA, Yoshiki Inoue, Kazuhiro Nagamine | 2019-12-10 |
| 10490694 | Method for manufacturing light emitting element | Kazuhiro Nagamine, Yoshiki Inoue, Susumu Toko | 2019-11-26 |
| 10388827 | Method for manufacturing semiconductor element by dividing semiconductor wafer using pressing member having tip portion | Hiroki Okamoto, Hiroaki TAMEMOTO | 2019-08-20 |
| 10115857 | Method for manufacturing semiconductor element of polygon shape | Hiroki Okamoto, Hiroaki TAMEMOTO | 2018-10-30 |
| 9873170 | Method of manufacturing light emitting element | Takuya Okada | 2018-01-23 |
| 9761764 | Light emitting device | Masaki Hayashi, Yuki Shiota, Keisuke Kurashita, Takanori Akaishi, Motohisa Kitani | 2017-09-12 |
| 9559253 | Method of manufacturing nitride semiconductor element | Yohei Wakai, Kazuto Okamoto, Mizuki Nishioka | 2017-01-31 |
| 9525103 | Sapphire substrate having elongated projection and semiconductor light emitting device utilizing the same | Takuya Okada, Yohei Wakai, Yoshiki Inoue, Naoya Sako, Katsuyoshi Kadan | 2016-12-20 |
| 9472735 | Light-emitting device | Hirofumi Ichikawa, Motohisa Kitani, Keisuke Kurashita, Takanori Akaishi | 2016-10-18 |
| 9070814 | LED sapphire substrate with groups of three projections on the surface | Takuya Okada, Yohei Wakai, Yoshiki Inoue, Naoya Sako, Katsuyoshi Kadan | 2015-06-30 |
| 9054271 | Method for manufacturing substrate for semiconductor light emitting element and semiconductor light emitting element using the same | Shunsuke Minato, Yohei Wakai, Yukio Narukawa, Motokazu Yamada | 2015-06-09 |
| 9012936 | Sapphire substrate having triangular projections with portions extending in direction of substrate crystal axis | Takuya Okada, Yohei Wakai, Yoshiki Inoue, Naoya Sako, Katsuyoshi Kadan | 2015-04-21 |
| 8847263 | Sapphire substrate having triangular projections with outer perimeter formed of continuous curve | Takuya Okada, Yohei Wakai, Yoshiki Inoue, Naoya Sako, Katsuyoshi Kadan | 2014-09-30 |
| 8847262 | Sapphire substrate having triangular projections with bottom sides formed of outwardly curved lines | Takuya Okada, Yohei Wakai, Yoshiki Inoue, Naoya Sako, Katsuyoshi Kadan | 2014-09-30 |
| 8779463 | Sapphire substrate and nitride semiconductor light emitting device | Yohei Wakai, Takayoshi WAKAKI | 2014-07-15 |
| 8686457 | Method for manufacturing substrate for semiconductor light emitting element and semiconductor light emitting element using the same | Shunsuke Minato, Yohei Wakai, Yukio Narukawa, Motokazu Yamada | 2014-04-01 |
| 8394652 | Method for manufacturing substrate for semiconductor light emitting element and semiconductor light emitting element using the same | Shunsuke Minato, Yohei Wakai, Yukio Narukawa, Motokazu Yamada | 2013-03-12 |
| 7781790 | Method for manufacturing substrate for semiconductor light emitting element and semiconductor light emitting element using the same | Shunsuke Minato, Yohei Wakai, Yukio Narukawa, Motokazu Yamada | 2010-08-24 |