Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9259688 | Method for reducing nitrogen oxide from internal combustion engine and apparatus therefor | Atsushi Shimizu, Tomohiro Niihama, Masahiro Tsukamoto, Yohsuke Koizumi | 2016-02-16 |