| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 553 | |
| #2 | United States | 23 | |
| #3 | China | 20 | |
| #4 | EPO (European Patent Office) | 18 | |
| #5 | Republic of Korea | 10 | |
| #6 | Taiwan | 3 | |
| #7 | WIPO (World Intellectual Property Organization) | 2 | |
| #8 | Germany | 1 | |
| #9 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Materials and metallurgy | |
| #4 | Audio-visual technology | |
| #5 | Semiconductors | |
| #6 | Machine tools | |
| #7 | Machines | |
| #8 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Electric switches | |
| #2 | Reduction of greenhouse gas emissions | |
| #3 | Alloys | |
| #4 | Casings and printed circuits | |
| #5 | Batteries | |
| #6 | Semiconductor devices | |
| #7 | Soldering, welding and flame cutting | |
| #8 | Horticulture | |
| #9 | Unspecified technologies | |
| #10 | Water treatment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Toyoda Kazumi | 107 |
| #2 | Tanaka Yoshiaki | 95 |
| #3 | Kawanishi Toshiaki | 67 |
| #4 | Uemura Mitsuaki | 51 |
| #5 | Tomitaka Yasuhiko | 39 |
| #6 | Mitsui Tomokuni | 34 |
| #7 | Takegawa Hiroaki | 32 |
| #8 | Saruwatari Toshiaki | 29 |
| #9 | Muranaga Yosuke | 26 |
| #10 | Igawa Naotaka | 26 |
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