| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 629 | |
| #2 | United States | 398 | |
| #3 | China | 53 | |
| #4 | Taiwan | 6 | |
| #5 | United Kingdom | 5 | |
| #6 | Australia | 4 | |
| #7 | EPO (European Patent Office) | 4 | |
| #8 | Germany | 1 | |
| #9 | Hong Kong | 1 | |
| #10 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Machines | |
| #3 | Macromolecular chemistry and polymers | |
| #4 | Basic materials chemistry |
| # | Name | Total Patents |
|---|---|---|
| #1 | Isogawa Kazuhiko | 98 |
| #2 | Ohama Keiji | 96 |
| #3 | Sajima Takahiro | 84 |
| #4 | Yokota Masatoshi | 69 |
| #5 | Endo Seiichiro | 59 |
| #6 | Fujisawa Koichi | 55 |
| #7 | Sasaki Takashi | 54 |
| #8 | Radcliffe Nathaniel J | 50 |
| #9 | Yamamoto Akio | 49 |
| #10 | Tarao Toshiyuki | 47 |
| Publication | Filing date | Title |
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