Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4979958 | Artificial stem for femur of coxa | Shigeo Niwa, Kazuhiko Sawai, Tomokazu Hattori, Wataru Yagi, Masami Ishii +2 more | 1990-12-25 |
YM
Yasumasa Matsuda
Overall (All Time): #3,917,929 of 4,157,543Top 95%
1
Patents All Time