| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 2 | |
| #3 | Germany | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | Sweden | 2 | |
| #6 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Thermal processes | |
| #3 | Machine tools | |
| #4 | Engines, pumps and turbines | |
| #5 | Mechanical elements | |
| #6 | Chemical engineering | |
| #7 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Heat-exchange device details | |
| #3 | Pipes | |
| #4 | Metal-working | |
| #5 | Cleaning heat-exchanger internal surfaces | |
| #6 | Presses | |
| #7 | Radiation protection | |
| #8 | Cleaning | |
| #9 | Reduction of greenhouse gas emissions | |
| #10 | Nuclear reactors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hahn Robert B | 19 |
| #2 | Dicker Edmund R | 4 |
| #3 | Dicker Edmund P | 4 |
| #4 | Massey Kim M | 1 |
| #5 | Van Orden Ann C | 1 |
| #6 | Sayar Hamid | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6401803B1 | Stake for tube bundle | |
| US5966768A | Adjustable tube-cleaner device | |
| US5961244A | Expansion-joint system and belt | |
| US5716158A | Expandable belt type expansion joint | |
| US5228255A | Method and apparatus for improved belt type expansion joints | |
| US5213155A | Method and apparatus for multiple locking a single row of heat exchanger tubes | |
| US5276965A | Method for dismantling potentially contaminated tubes from a tube bundle | |
| US4919199A | Multiple locking stake for tube bundle |