Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9868529 | Aircraft lavatory unit | Takashi Koyama | 2018-01-16 |
| 9708063 | Aircraft lavatory unit | Takashi Koyama | 2017-07-18 |
| 9464457 | Handle structure for bi-fold door | Takashi Koyama | 2016-10-11 |
| D706910 | Airplane lavatory | Takashi Koyama | 2014-06-10 |
| D706401 | Toilet unit | Takashi Koyama | 2014-06-03 |
| D705905 | Toilet unit | Takashi Koyama | 2014-05-27 |
| D705906 | Toilet unit | Takashi Koyama | 2014-05-27 |
| D705907 | Toilet unit | Takashi Koyama | 2014-05-27 |
| D705908 | Airplane lavatory | Takashi Koyama | 2014-05-27 |
| D705909 | Airplane lavatory | Takashi Koyama | 2014-05-27 |
| D705912 | Toilet unit | Takashi Koyama | 2014-05-27 |
| D705911 | Toilet unit | Takashi Koyama | 2014-05-27 |
| D705036 | Toilet unit | Takashi Koyama | 2014-05-20 |
| D705448 | Toilet unit | Takashi Koyama | 2014-05-20 |
| D705405 | Toilet unit | Takashi Koyama | 2014-05-20 |