| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 5 | |
| #2 | Australia | 4 | |
| #3 | Canada | 4 | |
| #4 | United States | 4 | |
| #5 | EPO (European Patent Office) | 3 | |
| #6 | Finland | 3 | |
| #7 | China | 2 | |
| #8 | United Kingdom | 2 | |
| #9 | Poland | 2 | |
| #10 | WIPO (World Intellectual Property Organization) | 2 | |
| #11 | India | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Transport | |
| #3 | Packaging and shipping | |
| #4 | Chemical engineering | |
| #5 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stratton Robert D | 9 |
| #2 | Hughes Daniel L | 9 |
| #3 | Segna Todd D | 6 |
| #4 | Wagner Edwin R | 6 |
| #5 | Vanderheyden Theodore E | 6 |
| #6 | Haase James W | 5 |
| #7 | Burrous Richard A | 5 |
| #8 | Burrows Richard A | 1 |
| #9 | Hughes Daniell | 1 |
| #10 | Haase James A | 1 |
| Publication | Filing date | Title |
|---|---|---|
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| GB9312268D0 | Exhaust gas scrubber and filter assembly | |
| GB9415768D0 | Exhaust gas scrubber and filter assembly | |
| US5366299A | Articulated vehicle and hinge assembly | |
| US5348562A | Exhaust gas scrubber and filter assembly | |
| ZA9207473B | Variable speed AC electric drive vehicle. | |
| US5385314A | Cable reel level wind mechanism | |
| US5293947A | Variable speed AC electric drive vehicle |