| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 9 | |
| #2 | United States | 7 | |
| #3 | Taiwan | 3 | |
| #4 | China | 1 |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chu Ching-Hsiung | 20 |
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