| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 4 | |
| #2 | Sweden | 4 | |
| #3 | Germany | 3 | |
| #4 | United Kingdom | 2 | |
| #5 | Italy | 2 | |
| #6 | Brazil | 1 | |
| #7 | Canada | 1 | |
| #8 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology | |
| #3 | Packaging and shipping |
| # | Name | Total Patents |
|---|---|---|
| #1 | Siak-Hoo Ong | 8 |
| #2 | Siak Hoo Ong | 2 |
| Publication | Filing date | Title |
|---|---|---|
| FR2274508A1 | Folded cardboard container for liquids - pouring spout opens when top edges are pulled apart | |
| DE2526829A1 | Folded container for liquids - has outwards projecting sealed spout formed by inwards folded corner sections of outer walls | |
| DE2502931A1 | Rotary piston engine of epitrochoid design - fuel injection and combustion occurs in two stages |