Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9713840 | Pipe with rib and method for manufacturing pipe with rib | Tsukasa Kato, Keiichi Morita, Tetsuya Nakajima, Jun Yaokawa, Yasushi Iwata +1 more | 2017-07-25 |
| 9700935 | Manufacturing method of casting, manufacturing device thereof, and casting | Yu Sasaki, Norihiro Amano, Jun Yaokawa, Yasushi Iwata, Yoshio Sugiyama | 2017-07-11 |
| 9644255 | Surface treatment method for metal material and mold treated by surface treatment method | Masahiro Okumiya, Yoshiki Tsunekawa, Nao Kumemoto, Fumio Kawahara, Katsuhiro Takami | 2017-05-09 |
| 9605157 | Surface treatment method and coating agent | Shuji Sotozaki | 2017-03-28 |