Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867226 | Method of oscillating continuous casting mold at high frequencies and mold oscillated by such method | Masatsugu Uehara, Haruo Kitamura, Kenzo Sawada, Tetsuo Nakamura, Takashi Ishizawa +5 more | 1989-09-19 |
| 4843894 | Measurement of sizes of falling particles | Hirokatsu Yashiro, Jiro Ohno, Yoshiteru Matsuo, Hiroshi Nishikawa, Hirotoshi Kawamura | 1989-07-04 |