Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7943281 | Black toner | Takaaki Kaya, Yasukazu Ayaki, Shigeto Tamura, Ryoichi Fujita, Yuichi Yajima | 2011-05-17 |
YT
Yayoi Tazawa
Overall (2011): #125,860 of 364,097Top 35%
1
Patents 2011