Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9776220 | Cylinder head cleaning method and cylinder head cleaning device | Hiroshi Noda, Masato Yoshida, Takashi Ooura, Hiromi Harada | 2017-10-03 |
| 9079224 | Cylinder head cleaning method and cylinder head cleaning device | Hiroshi Noda, Masato Yoshida, Takashi Ooura, Hiromi Harada | 2015-07-14 |
| 6340275 | Chamfering method | Yukiharu Tomita, Masahiro Nakayama | 2002-01-22 |