| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | Belgium | 2 | |
| #3 | Switzerland | 2 | |
| #4 | Germany | 2 | |
| #5 | Canada | 1 | |
| #6 | Spain | 1 | |
| #7 | Finland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Transport | |
| #3 | Machines | |
| #4 | Furniture and games | |
| #5 | Civil engineering | |
| #6 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Vehicle suspension arrangements | |
| #2 | Springs | |
| #3 | Sanitary equipment | |
| #4 | Doors and windows | |
| #5 | Air-conditioning | |
| #6 | Wing fittings | |
| #7 | Shaping of plastics | |
| #8 | Physical training equipment | |
| #9 | Producing goods from plastic | |
| #10 | Spraying devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nijhuis Hendrik J A | 2 |
| #2 | Johannes Antonius Nujhuis Hedr | 1 |
| #3 | Johannes Nijhuis Hendrik | 1 |
| #4 | Nijhuis Hendrik Johannes A | 1 |
| #5 | Nijhuis Hendrik Johannes Anton | 1 |
| #6 | A Nijhuis Hendrik J | 1 |
| #7 | Joannes Maria Van Kempen Jozep | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1281536A | Louvred ventilator | |
| DE1907716A1 | Container for rolls, especially toilet or kitchen paper rolls | |
| GB1213891A | Improvements in and relating to resilient spring supports | |
| GB1174367A | Method of Manufacturing Two-Channel Spray Nozzles by Injection Moulding. | |
| DE1291564B | Spring element for shock absorption | |
| GB865038A | Improvements in resilient door stops | |
| CA854598A | Spring element |