| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Chemical engineering | |
| #3 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Swimming pools | |
| #2 | Containers for goods storage | |
| #3 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Janhunen Matti | 13 |
| #2 | August Vienola Ilmari Paavo | 2 |
| #3 | Matti Janhunen | 2 |
| #4 | Aleksi Oivukka Einar | 2 |
| #5 | Janhunen M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FI912179A0 | Jetty and process for making jetty | |
| FI843471A0 | Foerfarande foer impregnering av traestycken, saosom braeden, klampar eller liknande. | |
| CA997581A | Water tower | |
| CA963286A | Tensioning method in a water tower | |
| CA952451A | Structure for waterproofing a water cistern of a water tower of prefabricated element construction | |
| ES183242A1 | A concrete for light cement. | |
| CA490544A | Mixer for light-weight concrete |