Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12386128 | Substrate with optical waveguide and optical communication device | — | 2025-08-12 |
| 12216315 | Protrusion dam-protected reflecting metal films in a substrate-supported optical waveguide, and optical communication device | — | 2025-02-04 |
| 11614591 | Optical waveguide device, and optical communication apparatus | — | 2023-03-28 |
| 10274676 | Optical waveguide device | — | 2019-04-30 |
| 9983368 | Optical waveguide device | — | 2018-05-29 |
| 9671575 | Optical waveguide device and method of manufacturing the same | — | 2017-06-06 |
| 9244224 | Optical waveguide device | — | 2016-01-26 |
| 9244222 | Optical waveguide device | — | 2016-01-26 |
| 9201203 | Photoelectric composite substrate and method of manufacturing the same | — | 2015-12-01 |
| 9081159 | Optical waveguide and method of manufacturing the same, and optical waveguide device | Kenji Yanagisawa, Hideki Yonekura, Takanori Yamamoto | 2015-07-14 |
| 9020311 | Optical waveguide and optical module | — | 2015-04-28 |
| 8923669 | Optical waveguide and method of manufacturing the same, and optical waveguide device | Takanori Yamamoto, Hideki Yonekura, Kenji Yanagisawa | 2014-12-30 |
| 8903203 | Optical waveguide device and method of manufacturing the same | Takanori Yamamoto, Kenji Yanagisawa, Hideki Yonekura | 2014-12-02 |
| 8737781 | Optical waveguide and method of manufacturing the same, and optical waveguide device | Hideki Yonekura, Kenji Yanagisawa, Takanori Yamamoto | 2014-05-27 |
| 8737794 | Two-layer optical waveguide and method of manufacturing the same | Hideki Yonekura, Kenji Yanagisawa, Takanori Yamamoto | 2014-05-27 |
| 8693815 | Optoelectronic composite substrate and method of manufacturing the same | — | 2014-04-08 |
| 8611715 | Optical waveguide and method of manufacturing the same, and optical waveguide device | Takanori Yamamoto, Hideki Yonekura, Kenji Yanagisawa | 2013-12-17 |
| 8512500 | Manufacturing method of optical waveguide | — | 2013-08-20 |
| 7865052 | Optical waveguide having an optical transmission direction changing part | Hideki Yonekura, Takanori Yamamoto, Kenji Yanagisawa | 2011-01-04 |
| 7801399 | Method of forming optical waveguide | — | 2010-09-21 |
| 7796851 | Manufacturing method of optical waveguide, optical waveguide and optical reception/transmission apparatus | Hideki Yonekura, Takanori Yamamoto, Kenji Yanagisawa | 2010-09-14 |
| 7734124 | Optical waveguide and method of manufacturing the same, and method of manufacturing optical/electrical hybrid substrate | Hideki Yonekura, Takanori Yamamoto, Kenji Yanagisawa | 2010-06-08 |