| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Japan | 3 | |
| #3 | Switzerland | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Electrical machinery and energy | |
| #3 | Audio-visual technology | |
| #4 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Electrography | |
| #2 | Magnets and transformers | |
| #3 | Reduction of greenhouse gas emissions | |
| #4 | Television |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nakazawa Shinji | 10 |
| #2 | Yoneda Yoshiharu | 2 |
| #3 | Tohru Nakazawa | 1 |
| #4 | Takeda Shinichi | 1 |
| #5 | Kadowaki Hideaki | 1 |
| #6 | Nakazawa Tohru | 1 |
| #7 | Taguchi Noriaki | 1 |
| #8 | Kikuchi Yoshiteru | 1 |
| #9 | Yamauchi Kohichi | 1 |
| #10 | Shinji Nakazawa | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2011091238A1 | Image forming apparatus | |
| US2010021204A1 | Toner recovery unit and image forming device | |
| US2008193165A1 | Image forming apparatus | |
| JPS54137118A | Cuttoff valve by earthquake | |
| JPS5417536A | Heat accumulating water heater using solar energy | |
| JPS53100036A | Instrument for stressing muscles | |
| GB1157390A | Pressure Balancing Conservator for Oil-filled Transformers |