Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4937008 | Concentrated softening agent for use in clothings: quaternary ammonium salt, mono-ol, di- or tri-ol, inorganic salt and polyester | Masaaki Yamamura, Junichi Inokoshi, Tetuo Ito | 1990-06-26 |
| 4885102 | Cloth-softening liquid composition containing quaternary ammonium compound and a polyether derivative or cationic surfactant polymer | Masaaki Yamamura, Junichi Inokoshi, Tetuo Ito, Kazuo Shimizu | 1989-12-05 |