Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4355053 | Method for improving the adhesiveness of the surface of a synthetic polymeric substrate to coatings | Tuguo Nezu, Masuo Tsuchiya, Masahiro Sakamoto, Hiroyuki Nakayama | 1982-10-19 |
| 4256782 | Treating method for giving hydrophilic property to the surface of hydrophobic polymer substrate | Hitoshi Kimura, Hiroyuki Nakayama | 1981-03-17 |
| 4226967 | Highly charge-transferable polycondensation polymer and process for preparation | Hajime Nagahara | 1980-10-07 |