Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686156 | Press-through package | Toshiyasu Matsui, Tsutomu Hani, Tadao Natsuume | 1997-11-11 |
| 5681900 | Hydrogenated norbornene ring-opening polymerization product, a process for production thereof and uses thereof | Toshihide Murakami, Tadao Natsuume | 1997-10-28 |
| 5665795 | Resin compositions and molded articles | Yuji Koushima, Tadao Natsuume | 1997-09-09 |
| 5599882 | Ring-opening polymer and a process for production thereof | Yoshikatsu Nishi, Masayoshi Ohshima, Toshiyasu Matsui, Tadao Natsuume | 1997-02-04 |