Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9676912 | Marking base composition and marking base using the same | Makoto Murai, Yasumasa Fujioka, Masanari Iwade | 2017-06-13 |
| 9662759 | Grinding method of honeycomb structure | Yasumasa Fujioka, Masanari Iwade, Taishi Michiwaki | 2017-05-30 |