Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6154988 | Machine for digging under pipes and caterpillar traction device | Alexandr V. Bykov, Stanislav K Vasilenko, Alexandr S. Dzhardzhimanov, Andrei B. Koval, Alexandr S. Kumylganov +5 more | 2000-12-05 |
| 6148549 | Machine for uncovering a pipeline and operating element | Alexandr V. Bykov, Stanislav K Vasilenko, Alexandr S. Dzhardzhimanov, Alexandr S. Kumylganov, Jury M. Mamontov +5 more | 2000-11-21 |