Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10315371 | Multiphase optical grating | Mervi Kaarina Ylä-Jarkko, Juha Pietarinen | 2019-06-11 |
| 8894244 | Transmission type optical element, lighting arrangement, and method for manufacturing | — | 2014-11-25 |