Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5330292 | System and method for transmitting and calculating data in shield machine | Shoichi Sakanishi, Tetsuya Shinbo, Yasuhiko Ichimura, Yasuo Kanemitsu, Kanji Shibatani +2 more | 1994-07-19 |