Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9993889 | Oil composition for electrical discharge machining | Tomohiko Kitamura, Yasushi Fukuzawa, Daiki Hanaoka | 2018-06-12 |
| 9879335 | Weld metal and welded structure | Hidenori Nako, Minoru Otsu, Mikihiro Sakata, Genichi Taniguchi | 2018-01-30 |