Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061047 | Active positioning of downhole devices using spherical motors | Juei Igarashi, Brian Cho, Hitoshi Sugiyama, Paolo Primiero, Hitoshi Tashiro | 2011-11-22 |
HK
Hideyuki Kamei
Overall (2011): #286,974 of 364,097Top 80%
1
Patents 2011