Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9458292 | Method for purifying polyethylene glycol having one amino group | Hiroki Yoshioka, Shingo Kimura | 2016-10-04 |
| 9428609 | Multi-arm polyethylene glycol derivative, intermediate thereof, and method for producing same | Hiroki Yoshioka, Hitoshi Nakatsuhara, Yuji Yamamoto | 2016-08-30 |