Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652135 | Strains of bacillus and aerococcus as deterioration inhibitor for emulsion-type processing oil | Hironari Nagahara, Hisao Yamasaki, Nobuhiro Ito | 1997-07-29 |
| 5607808 | Liquid toner, ink composition, and methods of producing the same | Masumi Nishizawa, Masayuki Iijima | 1997-03-04 |