Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4457628 | Stirring apparatus | Takao Kataishi | 1984-07-03 |
| 4421130 | Corrosion protection pretreating apparatus | Takao Kataishi | 1983-12-20 |
| 4407225 | Mortar treating apparatus | Takao Kataishi | 1983-10-04 |