Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880852 | Deodorizing polyolefin resin compositions and formed deodorizing articles containing a mixture of a zinc compound and a sulfate of aluminum | Akira Hoshino, Isamu Yamaguchi | 1989-11-14 |
| 4863987 | Deodorizing coating formulations and deodorizing sheets making use of same | Akira Hoshino, Shigeaki Fujii | 1989-09-05 |