Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1092612 | Electronic calculator | Kyohei Ishii | 2025-09-09 |
| D1084116 | Electronic calculator | Kyohei Ishii | 2025-07-15 |
| D1075900 | Electronic calculator | Kyohei Ishii | 2025-05-20 |
| D1075901 | Electronic calculator | Hitomi Wagatsuma, Susumu Kamiya | 2025-05-20 |
| D1075902 | Electronic calculator | Hitomi Wagatsuma, Susumu Kamiya | 2025-05-20 |
| 12217967 | Indium phosphide substrate | Kenji Suzuki, Hideaki Hayashi | 2025-02-04 |
| D1056038 | Electronic calculator | Hitomi Wagatsuma, Susumu Kamiya | 2024-12-31 |
| 12065759 | Indium phosphide substrate | Kenji Suzuki | 2024-08-20 |
| D1039599 | Electronic calculator | Kyohei Ishii | 2024-08-20 |
| 11926924 | Indium phosphide substrate, semiconductor epitaxial wafer, method for producing indium phosphide single-crystal ingot and method for producing indium phosphide substrate | Keita Kawahira, Akira Noda | 2024-03-12 |
| 11901170 | Indium phosphide substrate, semiconductor epitaxial wafer, and method for producing indium phosphide substrate | Hideki Kurita, Kenji Suzuki | 2024-02-13 |
| 11894225 | Indium phosphide substrate, semiconductor epitaxial wafer, and method for producing indium phosphide substrate | Hideki Kurita, Kenji Suzuki | 2024-02-06 |
| 11788203 | Indium phosphide substrate, semiconductor epitaxial wafer, and method for producing indium phosphide substrate | Hideki Kurita, Kenji Suzuki | 2023-10-17 |
| D962333 | Electronic keyboard musical instrument | Masaru Jinde, Masaki Ogino | 2022-08-30 |