Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12368224 | Directional coupler | Kenta Seki, Yasushi Shigeno, Daisuke Tokuda, Ryangsu Kim, Kazuhito OSAWA | 2025-07-22 |
| 12138598 | Dehydration method and dehydration apparatus providing increased water permeation | Kenichi Noda, Makoto Miyahara, Takeshi Hagio | 2024-11-12 |
| 12068521 | Directional coupler | Kenta Seki, Ryangsu Kim | 2024-08-20 |
| 12051843 | Directional coupler | Daisuke Tokuda, Kenta Seki, Ryangsu Kim | 2024-07-30 |
| 11981259 | Sound generation device for vehicle | Yukifusa Hattori, Seisuke Mitsunaga, Hidekazu Shiraishi, Ryuichi Yamada, Chieko Nakagami | 2024-05-14 |
| 11962061 | Directional coupler including a main line and a sub-line switchably connected between a coupling terminal and a terminal circuit at different times | Kenta Seki, Ryangsu Kim, Kazuhito OSAWA | 2024-04-16 |
| 11872520 | Method for inspecting separation membrane module and method for manufacturing separation membrane module | Makiko Ichikawa, Kenji Yajima, Takeshi Hagio | 2024-01-16 |
| 11857915 | Gas separation method and gas separator | Kenichi Noda, Kenji Yajima | 2024-01-02 |
| 11837770 | Directional coupler | Kenta Seki, Ryangsu Kim | 2023-12-05 |
| 11699983 | Directional coupler | Daisuke Tokuda, Ryangsu Kim, Yasushi Shigeno | 2023-07-11 |
| 11509034 | Directional coupler | Kenta Seki, Yasushi Shigeno, Daisuke Tokuda, Ryangsu Kim, Kazuhito OSAWA | 2022-11-22 |
| 11498035 | Zeolite membrane complex, method for producing zeolite membrane complex, and separation method | Naoto KINOSHITA, Makiko Ichikawa, Kenji Yajima, Makoto Miyahara | 2022-11-15 |
| 11456517 | Directional coupler | Kenta Seki, Yasushi Shigeno, Daisuke Tokuda, Ryangsu Kim, Kazuhito OSAWA | 2022-09-27 |
| 11260348 | Dehydration method, dehydration apparatus, and membrane structure | Kenichi Noda, Makoto Miyahara, Takeshi Hagio | 2022-03-01 |
| 11229886 | ERI-structure zeolite membrane and membrane structure | Takeshi Hagio, Kenichi Noda, Makoto Miyahara, Aya Miura, Ryotaro Yoshimura | 2022-01-25 |
| 11135545 | Gas separation device | Hiroaki Hasegawa, Yasushi Fujimora, Aiko Matsuyama, Shuichi Oguro, Keiichi Nishida +6 more | 2021-10-05 |
| 11121444 | Directional coupler | Kenta Seki, Ryangsu Kim | 2021-09-14 |
| 11103834 | Dehydration method and dehydration apparatus | Kenichi Noda, Makoto Miyahara, Takeshi Hagio | 2021-08-31 |
| 11008219 | Aluminophosphate-based zeolite membrane synthesis method | Takeshi Hagio, Kenichi Noda, Makoto Miyahara | 2021-05-18 |
| 10964996 | Bidirectional coupler | Ryangsu Kim, Yasushi Shigeno, Daisuke Tokuda, Mikiko Fukasawa | 2021-03-30 |
| 10955733 | Cooling device and projector | Norio Imaoka | 2021-03-23 |
| 10906815 | AFX-structure zeolite crystal, and synthesis method thereof | Takeshi Hagio, Kenichi Noda, Makoto Miyahara | 2021-02-02 |
| 10894234 | Zeolite membrane having AFX structure, membrane structure, and method for manufacturing membrane structure | Takeshi Hagio, Kenichi Noda, Makoto Miyahara | 2021-01-19 |
| 10838287 | Cooling device and projector | Norio Imaoka | 2020-11-17 |
| 10835875 | Zeolite membrane having AFX structure, membrane structure, and method for manufacturing membrane structure | Takeshi Hagio, Kenichi Noda, Makoto Miyahara, Aya Miura, Ryotaro Yoshimura | 2020-11-17 |