Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4555480 | Silver halide photographic light-sensitive material containing a polyoxyethylene surfactant and a nitron compound | Shigeki Yokoyama, Koki Nakamura, Nobuhisa Sekiguchi | 1985-11-26 |