| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | France | 3 | |
| #3 | Italy | 3 | |
| #4 | Netherlands | 3 | |
| #5 | Switzerland | 2 | |
| #6 | United Kingdom | 2 | |
| #7 | USSR (Union of Socialist Soviet Republics) | 2 | |
| #8 | Canada | 1 | |
| #9 | India | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Electrical machinery and energy | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Non-metallic elements | |
| #2 | Batteries | |
| #3 | Reduction of greenhouse gas emissions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Watanabe Nobuatsu | 6 |
| #2 | Morigaki Kenichi | 4 |
| #3 | Kita Yasushi | 2 |
| #4 | Nakajima Tsuyoshi | 2 |
| #5 | Watanabe Nobuatsu Prof | 2 |
| #6 | Vatanabe Nobuatsu | 2 |
| #7 | Kawaguchi Masayuki | 2 |
| #8 | Morigaki Keniti | 1 |
| #9 | Nobuatsu Watanabe | 1 |
| #10 | Masayuki Kawaguchi | 1 |