Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686156 | Press-through package | Tsutomu Hani, Teiji Kohara, Tadao Natsuume | 1997-11-11 |
| 5599882 | Ring-opening polymer and a process for production thereof | Yoshikatsu Nishi, Masayoshi Ohshima, Teiji Kohara, Tadao Natsuume | 1997-02-04 |