Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5294492 | Acicular magnetic iron oxide particles | Kazuaki Kouziro, Toshitada Shigemura, Tomohisa Moriya, Katsumi Yamashita, Kazushi Takama +2 more | 1994-03-15 |
| 5292950 | N,N-dialkylaminoalkyl (meth) acrylamide composition with improved storageability | Yasutaka Doi, Takashi Maruyama | 1994-03-08 |