| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 8 | |
| #2 | Australia | 3 | |
| #3 | Brazil | 2 | |
| #4 | Denmark | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Finland | 2 | |
| #7 | Israel | 2 | |
| #8 | Japan | 2 | |
| #9 | Norway | 2 | |
| #10 | Argentina | 1 | |
| #11 | Austria | 1 | |
| #12 | Belgium | 1 | |
| #13 | Canada | 1 | |
| #14 | Czechoslovakia | 1 | |
| #15 | German Democratic Republic | 1 | |
| #16 | Germany | 1 | |
| #17 | France | 1 | |
| #18 | United Kingdom | 1 | |
| #19 | Greece | 1 | |
| #20 | Hong Kong | 1 | |
| #21 | Ireland | 1 | |
| #22 | India | 1 | |
| #23 | Italy | 1 | |
| #24 | Kenya | 1 | |
| #25 | Morocco | 1 | |
| #26 | Malaysia | 1 | |
| #27 | Netherlands | 1 | |
| #28 | Portugal | 1 | |
| #29 | Sweden | 1 | |
| #30 | Singapore | 1 | |
| #31 | USSR (Union of Socialist Soviet Republics) | 1 | |
| #32 | Turkey | 1 | |
| #33 | United States | 1 | |
| #34 | WIPO (World Intellectual Property Organization) | 1 | |
| #35 | Yugoslavia (Serbia and Montenegro) | 1 | |
| #36 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Consumer goods | |
| #3 | Medical technology | |
| #4 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Household appliances | |
| #2 | Brushes | |
| #3 | Physical therapy devices | |
| #4 | Special information storage | |
| #5 | Toys | |
| #6 | Producing decorative effects | |
| #7 | Office furniture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stranders Roelof Jo | 13 |
| #2 | Stranders Rolf | 6 |
| #3 | Stranders Roeloh Jo | 4 |
| #4 | Stranders Roeloh J | 3 |
| #5 | Stranders Roelof | 3 |
| #6 | Stranders R | 3 |
| #7 | Rooroo Jiyoo Sutorandaasu | 1 |
| #8 | Stranders Roelo Jo | 1 |
| #9 | Roeloh Jo Stranders | 1 |
| #10 | Roerofu Ho Sutoranderusu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CH675172A5 | Audio cassette with visual identification - using interruption of colour strip when re-recording blocking system is activated | |
| AU8227987A | A supporting device for a handleless chewable tooth care instrument | |
| CH675790A5 | Digital audio tape cassette - has slotted drive hubs extending above spools but with centre holes limited by horizontal wall piece in upper side of housing | |
| CH672557A5 | Magnetic tape cassette with lateral tape guidance rollers - extends region of guidance of edges of tape beyond usual range bounded by forward leading rollers | |
| CH657997A5 | Deformable figure | |
| CH656795A5 | Oral and dental care device. | |
| CH651785A5 | Method of structuring the surface of material in leaf or sheet form | |
| CH645527A5 | Stand | |
| ZA8000289B | Holder for liquid packaging containers | |
| NL7906836A | Holder with handle for a packaging. |