Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859568 | Photographic image recording method using silver halide and vinyl monomer | Yoshihide Hayakawa | 1989-08-22 |
KT
Keiji Takeda
Overall (1989): #87,643 of 140,708Top 65%
1
Patents 1989