Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D859332 | Elastic membrane for semiconductor wafer polishing | Satoru Yamaki, Makoto Fukushima, Keisuke Namiki, Osamu Nabeya, Shingo Togashi | 2019-09-10 |
| D839224 | Elastic membrane for semiconductor wafer polishing | Satoru Yamaki, Makoto Fukushima, Keisuke Namiki, Osamu Nabeya, Shingo Togashi +1 more | 2019-01-29 |