Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11795113 | Cubic boron nitride sintered material | Akito Ishii, Katsumi Okamura, Hisaya Hama, Yuh Ishida | 2023-10-24 |
IN
Issei NAGASHIMA
Sumitomo Electric Hardmetal: 1 patents #204 of 278Top 75%
Overall (All Time): #2,615,211 of 4,157,543Top 65%
1
Patents All Time