| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 2 | |
| #2 | Austria | 1 | |
| #3 | Australia | 1 | |
| #4 | Canada | 1 | |
| #5 | Germany | 1 | |
| #6 | Denmark | 1 | |
| #7 | Spain | 1 | |
| #8 | Finland | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | Italy | 1 | |
| #11 | Norway | 1 | |
| #12 | New Zealand | 1 | |
| #13 | Sweden | 1 | |
| #14 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Shaping of plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ritter A E | 3 |
| #2 | Ritter Albert | 2 |
| #3 | Arubaato Ritsutaa | 2 |
| #4 | Ritter Albert E | 1 |
| #5 | Retter A E | 1 |
| #6 | Ritter Albert Emile | 1 |
| #7 | Ritter A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| IT1202994B | Twin tool system for moulding expanded thermoplastics - for improved thermal efficiency and quicker cycles | |
| JPS5290578A | Process for manufacturing molded resin foam | |
| AU1416976A | A method of molding articles of expanded plastics material |