Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866003 | Plasma vapor deposition of an improved passivation film using electron cyclotron resonance | Shigeru Suga, Toshio Fujioka | 1989-09-12 |
| 4806860 | Overlapped magnetoresistive displacement detecting transducers having closely spaced longitudinal centers | Kenzaburou Iijima, Yoshinori Hayashi, Terumoto Nonaka, Seiya Nishimura | 1989-02-21 |