Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017225 | Cutting tool made of surface-coated cubic boron nitride-based ultrahigh pressure sintered material | Itsuro Tajima | 2011-09-13 |
| 7939186 | Cutting tool made of surface-coated cubic boron nitride-based ultra-high-pressure sintered material | Itsurou Tajima | 2011-05-10 |