Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5732934 | Apparatus for inserting a communication wire through a pipeline by air flow | Hiroaki Sano, Kinji Taguchi, Shigeru Tanaka | 1998-03-31 |
| 5499797 | Method for inserting a communication wire through a pipeline by air flow | Hiroaki Sano, Kinji Taguchi, Shigeru Tanaka | 1996-03-19 |