Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10086490 | Surface treatment method for metal parts | — | 2018-10-02 |
| 10024215 | Inorganic fiber-formed article, mat for exhaust gas cleaning apparatus, and exhaust gas cleaning apparatus | Toshihiro Wakamatsu | 2018-07-17 |