Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4288162 | Measuring particle size distribution | Yoichi Tamura, Kiyohiko Kawaguchi, Kiyotaka Inada | 1981-09-08 |
| 4210023 | Method and apparatus for measuring slag foaming using microwave lever meter | Sumio Kobayashi, Akio Hatono | 1980-07-01 |