| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Australia | 1 | |
| #6 | Czechoslovakia | 1 | |
| #7 | German Democratic Republic | 1 | |
| #8 | Finland | 1 | |
| #9 | Hungary | 1 | |
| #10 | Norway | 1 | |
| #11 | Poland | 1 | |
| #12 | Portugal | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Chemical engineering | |
| #4 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Beck Martin H | 16 |
| #2 | Jasim Khalid | 9 |
| #3 | Arseneau Warren | 9 |
| #4 | Booth Robert J | 8 |
| #5 | Tacito Louis D | 8 |
| #6 | Rollend George | 5 |
| #7 | Rollend George F | 2 |
| #8 | Nichols Richard C | 2 |
| #9 | Muszynski John | 2 |
| #10 | Booth J Robert | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO9306934A1 | Electrostatic separation of plastic materials | |
| US5221507A | Process for coinjection molding of preforms for multi-layer containers | |
| US5118407A | Electrostatic separation of plastic materials | |
| US5040963A | Apparatus for coinjection molding of preforms for multi-layer containers | |
| US4952268A | Laminated waterproofing material containing asphalt and method of making it |