| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 7 | |
| #2 | United States | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 4 | |
| #4 | Canada | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology | |
| #3 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hatamura Koichi | 20 |
| #2 | Ogino Hiroyuki | 3 |
| #3 | Umehara Keisuke | 3 |
| #4 | Suzuki Takashi | 2 |
| #5 | Fujita Hideo | 2 |
| #6 | Shinto Reiji | 2 |
| #7 | Sugiura Yukihiko | 2 |
| #8 | Yamada Toshio | 2 |
| #9 | Okudaira Yoshimasa | 2 |
| #10 | Wakuta Takeshi | 2 |
| Publication | Filing date | Title |
|---|---|---|
| JP2011157944A | Vibration reducer of reciprocating internal combustion engine | |
| JP2010065639A | Homogeneous charge compression ignition engine | |
| US2010236517A1 | Four-cycle engine | |
| WO2008096774A1 | Four-cycle engine | |
| WO2007094251A1 | Four-cycle engine | |
| WO2006043502A1 | Engine | |
| DE102005003017A1 | metal seal | |
| JP2005325818A | Operation controller for engine | |
| JP2005207536A | Metal gasket | |
| JP2007085174A | Displacement compressor and supercharger using the same | |
| JP2005003168A | Metal gasket | |
| JP2002322909A | Engine exhaust emission processing method and the device |