| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 2 | |
| #2 | Australia | 1 | |
| #3 | Canada | 1 | |
| #4 | China | 1 | |
| #5 | Estonia | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Finland | 1 | |
| #8 | Norway | 1 | |
| #9 | Poland | 1 | |
| #10 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Preparing clay | |
| #2 | Analysing materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ryhaenen Viljo Heikki Kalevi | 3 |
| #2 | Ryhanen Viljo Heikki Kalevi | 2 |
| #3 | Ryhaenen Viljo | 2 |
| #4 | Ryhanen Viljo H K | 1 |
| #5 | Silvennoinen Raimo | 1 |
| #6 | Silvennoinen Mika | 1 |
| #7 | Ryheyren V H K | 1 |
| #8 | Ryhanen Viljo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FI20130089A | Method and apparatus for determining grain size and packing change of gravel material under the influence of g forces with an optical sensor | |
| CN1210485A | Concrete station | |
| CA2244684A1 | Concrete station |