| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 14 | |
| #2 | Austria | 5 | |
| #3 | Germany | 4 | |
| #4 | EPO (European Patent Office) | 4 | |
| #5 | France | 4 | |
| #6 | Canada | 3 | |
| #7 | Finland | 3 | |
| #8 | Sweden | 2 | |
| #9 | United States | 2 | |
| #10 | Australia | 1 | |
| #11 | Belgium | 1 | |
| #12 | Denmark | 1 | |
| #13 | Spain | 1 | |
| #14 | United Kingdom | 1 | |
| #15 | Netherlands | 1 | |
| #16 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Machine tools | |
| #3 | Mechanical elements | |
| #4 | Consumer goods | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Domestic washing | |
| #2 | Handles for hand implements | |
| #3 | Frames | |
| #4 | Finishing work on buildings | |
| #5 | Nails | |
| #6 | Pipes | |
| #7 | Linoleum | |
| #8 | Electrophonic musical instruments | |
| #9 | Garment fastenings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Brunner Peter | 11 |
| #2 | Charles Serou | 3 |
| #3 | Serou Charles Mathieu | 3 |
| #4 | Serou Charles M | 3 |
| #5 | Serou C | 2 |
| #6 | Jehle Ulrich | 2 |
| #7 | Pfefferkorn Kurt | 2 |
| #8 | Leonhard Spiewok | 2 |
| #9 | Pfefferkorn K | 1 |
| #10 | Walter Gasser | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE19615785C1 | Hanger for hanging elements | |
| EP0678272A1 | Floor cleaning machines in particular surfacing or polishing machines | |
| DE4413795A1 | Floor cleaning machine, in particular scrubbing or polishing machine | |
| EP0282707A1 | Floor burnisher | |
| CH665764A5 | Floor cleaning or machining machine. | |
| CH576777A5 | Floor sanding/cleaning machine - has two exchangeable different dia. discs for either light or heavy duty | |
| US3290865A | Suction apparatus for liquids and foam |