Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7270187 | Flying valve and well production method | Vladimir Igorevich Shulyatikov, Igor Vladimirovich Shulyatikov, Svetlana Alexandrovna Sidorova, Leonty Petrovich Malovichko | 2007-09-18 |