Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839854 | Data collection system having stationary unit with electromagnetic induction circuitry for bidirectionally relaying data | Yasuo Sakami, Shigetaka Okina, Junichi Tsubouchi, Toshitaka Fukushima, Hiroyuki Watanabe +1 more | 1989-06-13 |