| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Russian Federation | 11 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Shafts | |
| #2 | General building constructions | |
| #3 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ustjugov V A | 11 |
| #2 | Pluzhnov S K | 1 |
| Publication | Filing date | Title |
|---|---|---|
| RU2210658C1 | Device for butt-joint waterproofing | |
| RU2188927C1 | Antifriction coat for guide profile | |
| RU2188911C1 | Wet seal for butt joints | |
| RU2188926C1 | Guiding profile | |
| RU2188913C1 | Wet seal for butt joints | |
| RU2188917C1 | End cap for technological hole in heat insulation lining | |
| RU2188912C1 | Wet seal for butt joints | |
| RU2182201C1 | Shaft package | |
| RU2180381C1 | Sewer pipe-line revision assembly | |
| RU2180419C1 | Connecting device for pipe lines | |
| RU2180382C1 | Shaped section of sewer pipe-line |