Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10453718 | Slit valve door with moving mating part | Shinichi Kurita, John M. White, Suhail Anwar, Makoto Inagawa | 2019-10-22 |
| 10373859 | Support ring with masked edge | Norman L. Tam, Aaron Muir Hunter, Joseph M. Ranish, Koji Nakanishi, Toshiyuki Nakagawa | 2019-08-06 |