Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8307698 | Vibrating wire viscometers | Noriyuki Matsumoto, Sophie Nazik Godefroy, Go Fujisawa | 2012-11-13 |
| 6739423 | Acoustic logging tool | Hitoshi Tashiro, Jahir Pabon, Frank J. Morris, Hitoshi Sugiyama, David C. Hoyle +1 more | 2004-05-25 |
| 6494288 | Acoustic logging tool | Hitoshi Tashiro, Jahir Pabon, Frank J. Morris, Hitoshi Sugiyama, David C. Hoyle +1 more | 2002-12-17 |