Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9947826 | ZnO-containing semiconductor structure and manufacturing thereof | Yuka Sato | 2018-04-17 |
| 9496350 | P-type ZnO based compound semiconductor layer, a ZnO based compound semiconductor element, and an N-type ZnO based compound semiconductor laminate structure | Chizu SAITO, Hiroyuki Kato | 2016-11-15 |
| 9064790 | Method for producing p-type ZnO based compound semiconductor layer, method for producing ZnO based compound semiconductor element, p-type ZnO based compound semiconductor single crystal layer, ZnO based compound semiconductor element, and n-type ZnO based compound semiconductor laminate structure | Chizu SAITO, Hiroyuki Kato | 2015-06-23 |
| 9064791 | Method for producing p-type ZnO based compound semiconductor layer, method for producing ZnO based compound semiconductor element, and an n-type ZnO based compound semiconductor laminate structure | Chizu SAITO, Hiroyuki Kato | 2015-06-23 |
| 8436351 | ZnO-containing semiconductor layer and ZnO-containing semiconductor light emitting device | Tomofumi Yamamuro, Naochika Horio, Hiroyuki Kato, Akio Ogawa, Hiroshi Kotani | 2013-05-07 |
| 8154018 | Semiconductor device, its manufacture method and template substrate | Hiroyuki Kato | 2012-04-10 |
| 8143618 | ZnO based semiconductor device and its manufacture method | Hiroshi Kotani, Hiroyuki Kato, Naochika Horio, Akio Ogawa, Tomofumi Yamamuro | 2012-03-27 |
| 8137458 | Epitaxial growth of ZnO with controlled atmosphere | Hiroyuki Kato | 2012-03-20 |
| 8043879 | Semiconductor light emitting device manufacture method | Hiroyuki Kato, Naochika Horio | 2011-10-25 |
| 8039867 | ZnO-containing semiconductor layer, its manufacture method, and semiconductor light emitting device | Akio Ogawa, Hiroyuki Kato, Naochika Horio, Hiroshi Kotani, Tomofumi Yamamuro | 2011-10-18 |
| 7968905 | ZnO-containing semiconductor layer and ZnO-containing semiconductor light emitting device | Tomofumi Yamamuro, Naochika Horio, Hiroyuki Kato, Akio Ogawa, Hiroshi Kotani | 2011-06-28 |
| 7968363 | Manufacture method for ZnO based semiconductor crystal and light emitting device using same | Hiroshi Kotani, Hiroyuki Kato, Akio Ogawa | 2011-06-28 |
| 7943927 | ZnO based semiconductor light emitting device and its manufacture method | Akio Ogawa, Hiroyuki Kato, Hiroshi Kotani, Tomofumi Yamamuro | 2011-05-17 |
| 7858436 | Semiconductor device, its manufacture method and template substrate | Hiroyuki Kato | 2010-12-28 |
| 7834371 | Reflective type semiconductor light emitting device | Hiroyuki Kato, Naochika Horio | 2010-11-16 |
| 7829207 | Manufacture method for ZnO based compound semiconductor crystal and ZnO based compound semiconductor substrate | Hiroyuki Kato, Katsumi Maeda, Hiroshi Yoneyama, Takafumi Yao, Meoung Whan Cho | 2010-11-09 |
| 7728347 | ZnO layer and semiconductor light emitting device | Akio Ogawa, Hiroyuki Kato, Hiroshi Kotani, Tomofumi Yamamuro | 2010-06-01 |
| 7718468 | Manufacture method for ZnO-containing compound semiconductor layer | Tomofumi Yamamuro, Hiroyuki Kato, Akio Ogawa | 2010-05-18 |
| 7691203 | Film forming apparatus | Toru Inagaki, Takahiro Shirahata, Takashi Yokoyama, Naochika Horio | 2010-04-06 |
| 7482618 | ZnO group epitaxial semiconductor device and its manufacture | Hiroyuki Kato, Kazuhiro Miyamoto, Takafumi Yao | 2009-01-27 |
| 7438762 | Manufacture method for ZnO based compound semiconductor crystal and ZnO based compound semiconductor substrate | Hiroyuki Kato, Katsumi Maeda, Hiroshi Yoneyama, Takafumi Yao, Meoung Whan Cho | 2008-10-21 |
| 7288208 | Method of manufacturing ZnO substrate from ZnO crystal formed by hydrothermal synthesis method | Hiroyuki Kato | 2007-10-30 |
| 6673478 | Crystal-growth substrate and a ZnO-containing compound semiconductor device | Hiroyuki Kato | 2004-01-06 |
| 6664565 | ZnO crystal growth method, ZnO crystal structure, and semiconductor device using ZnO crystal | Takafumi Yao | 2003-12-16 |
| 6635903 | White light emission diode | Munehiro Kato, Hiroyuki Sato, Kenichi Morikawa | 2003-10-21 |