| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 20 |
| # | Industry | |
|---|---|---|
| #1 | Macromolecular chemistry and polymers | |
| #2 | Machines | |
| #3 | Organic fine chemistry | |
| #4 | Chemical engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leenslag Jan Willem | 4 |
| #2 | Eling Berend | 4 |
| #3 | Bleys Gerhard Jozef | 3 |
| #4 | Robert Carr | 3 |
| #5 | Bleys Gerhard J | 3 |
| #6 | Johannes Lodewijk Koole | 2 |
| #7 | Parfondry Alain | 2 |
| #8 | Yu Jianming | 2 |
| #9 | Cunningham Anthony | 2 |
| #10 | Verbeke Hans Godelieve Guido | 2 |