Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655154 | Operation method and operation apparatus for multi-system refrigerators, and refrigerating apparatus | Shin Funayama, Hidekazu Tanaka, Kazutoshi Aoki | 2003-12-02 |
| 6586555 | Processes of preparing condensed polymers with polycarboxylic acids and polyamines | Kazuaki Ishihara | 2003-07-01 |