Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12341315 | Optical semiconductor chip | Shigeru Kanazawa, Yuta Ueda, Meishin Chin | 2025-06-24 |
| 12316074 | Optical transmitter | Meishin Chin, Shigeru Kanazawa | 2025-05-27 |
| 12288964 | Method for manufacturing optical semiconductor waveguide window structure | Naoki Fujiwara, Shigeru Kanazawa, Meishin Chin | 2025-04-29 |
| 12288962 | Optical transmitter | Meishin Chin, Shigeru Kanazawa | 2025-04-29 |
| 12222546 | Optical waveguide, method for manufacturing optical waveguide, and optical semiconductor device | Tomonari Sato, Yuta Ueda | 2025-02-11 |
| 11862935 | Tunable DBR semiconductor laser | Naoki Fujiwara | 2024-01-02 |
| 11768341 | Package for optical module | Shigeru Kanazawa, Meishin Chin | 2023-09-26 |
| 11556040 | Semiconductor device | Naoki Fujiwara, Yuta Ueda | 2023-01-17 |
| 11367997 | Semiconductor integrated optics element and production method therefor | Naoki Fujiwara, Kimikazu Sano, Hiroyuki Ishii, Hideaki Matsuzaki, Takashi Yamada +1 more | 2022-06-21 |
| 7361272 | Anisotropic porous material | Tsuneji Kameda, Yoshiyasu Ito, Yuuji Hisazato | 2008-04-22 |
| 6692841 | Joined structure of dissimilar metallic materials | Yoshiyasu Itoh, Katsumi Suzuki | 2004-02-17 |
| 6492037 | Joined structure of dissimilar metallic materials | Yoshiyasu Itoh, Katsumi Suzuki | 2002-12-10 |
| 6344789 | Voltage non-linear resistor unit and arrester unit | Takeshi Udagawa, Masahiro Kan, Yoshihiro Ishizaki, Nobuyuki Shimizu, Hironori Suzuki +8 more | 2002-02-05 |