Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1048372 | Face mask | — | 2024-10-22 |
| 12087890 | Light emitting device including shaped bonding member for attaching light transmissive member to light emitting element | — | 2024-09-10 |
| 11894498 | Light emitting device | Masaaki Katsumata | 2024-02-06 |
| D1001999 | Face mask body | — | 2023-10-17 |
| D990663 | Face mask | — | 2023-06-27 |
| 11652198 | Light-emitting device including wirings in groove structure | Masaaki Katsumata | 2023-05-16 |
| 11424395 | Method of manufacturing light emitting device and light emitting device | Masaaki Katsumata | 2022-08-23 |
| 11276807 | Light-emitting device manufacturing method including filling conductive material in groove structure formed by irradiating with laser light | Masaaki Katsumata | 2022-03-15 |
| 11245057 | Method for attaching light transmissive member to light emitting element | — | 2022-02-08 |
| 11026335 | Wiring board manufacturing method and wiring board | Masaaki Katsumata | 2021-06-01 |
| 10693045 | Method for attaching light transmissive member to light emitting element for manufacturing light emitting device | — | 2020-06-23 |
| D880790 | Pet toilet | — | 2020-04-07 |
| D854260 | Pet toilet | — | 2019-07-16 |
| 8744833 | Method and apparatus for creating a language model and kana-kanji conversion | Yoshiharu Sato, Miyuki Seki | 2014-06-03 |