| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 21 | |
| #2 | Republic of Korea | 8 | |
| #3 | EPO (European Patent Office) | 7 | |
| #4 | Canada | 6 | |
| #5 | China | 4 | |
| #6 | German Democratic Republic | 3 | |
| #7 | Denmark | 3 | |
| #8 | Finland | 3 | |
| #9 | United Kingdom | 3 | |
| #10 | Portugal | 3 | |
| #11 | Spain | 2 | |
| #12 | Czechia | 1 | |
| #13 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Machines | |
| #3 | Packaging and shipping | |
| #4 | Chemical engineering | |
| #5 | Audio-visual technology | |
| #6 | Textiles and paper | |
| #7 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Itoh Teruaki | 55 |
| #2 | Teruaki Itoh | 5 |
| Publication | Filing date | Title |
|---|---|---|
| CA2113785A1 | Sample sorting apparatus | |
| EP0642024A1 | Automatic vessel supplying and labeling apparatus | |
| DD282082A5 | Device for distributing sample liquids | |
| CA1321940C | Apparatus for distributing sample liquid | |
| DD259689A5 | Device for distributing a liquid | |
| US4798095A | Apparatus for distributing liquid samples among test tubes and for dividing the test tubes into groups | |
| EP0264456A1 | Fully automatic apparatus for pulling out test tube stoppers. |