Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5846920 | Cleaning agent for removing soldering flux based on alkylene glycol branched monoalkyl ether | Toru Shiino, Yoshikazu Yamagata, Tokihiko Shimizu | 1998-12-08 |
| 5817190 | Flux for soft soldering | Hiroaki Takezawa, Toru Shiino, Hiroshi Onishi | 1998-10-06 |
| 5629352 | Solvent for polystyrene, method for reducing volume of polystyrene foam and method for recycling polystyrene foam | Toru Shiino, Hiroshi Onishi | 1997-05-13 |
| 5574002 | Cleaning agent composition | Tohru Shiino, Yoshikazu Yamagata | 1996-11-12 |