Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693599 | Flux washing agent | Toshio Kondoh, Toshihiko Kobayashi, Kaoru Tsuyuki | 1997-12-02 |
| 5630904 | Stripping and cleaning agent for removing dry-etching and photoresist residues from a semiconductor substrate, and a method for forming a line pattern using the stripping and cleaning agent | Rieko Nakano, Akira Ishihama, Koichiro Adachi | 1997-05-20 |