Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879067 | Red phosphorus flame retardant and nonflammable resinous composition containing the same | Masao Sekiguchi, Atsushi Kanayama | 1989-11-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879067 | Red phosphorus flame retardant and nonflammable resinous composition containing the same | Masao Sekiguchi, Atsushi Kanayama | 1989-11-07 |