Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849623 | System and method for determining anisotropy of light-transmitting sheet specimen | Kiyokazu Sakai, Yoshihiko Fujii | 1989-07-18 |
| 4801862 | Method for measuring complex dielectric constant or complex magnetic constant of materials in three-dimensional directions | Kiyokazu Sakai, Kimiyoshi Uranishi | 1989-01-31 |