Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8795450 | Manufacturing method for a steel pipe for fuel injection pipe | Katsunori Nagao | 2014-08-05 |
| 8596246 | Fuel rail for high-pressure direct-injection internal combustion engines and method for manufacturing thereof | Hiroyuki Nishizawa, Haruo Nishihara, Koichi Hayashi, Hikari Tsuchiya | 2013-12-03 |
| 8186724 | Connecting head structure for high-pressure fuel injection pipes | Nobuo Kato, Koichi Hayashi | 2012-05-29 |
| 7735473 | Connection head structure of high pressure fuel injection tube | Nobuo Kato, Koichi Hayashi | 2010-06-15 |
| 7614443 | Heat exchanger tube | Koichi Hayashi, Tadahiro Goto | 2009-11-10 |
| 7524392 | Bonding method using capillary condensation effect | — | 2009-04-28 |
| 7318418 | Common rail for diesel engine | Masayoshi Usui, Yasuji Sakamoto, Eiji Watanabe, Yasuaki Hashimoto | 2008-01-15 |
| 7303002 | Fin structure, heat-transfer tube having the fin structure housed therein, and heat exchanger having the heat-transfer tube assembled therein | Tadahiro Goto | 2007-12-04 |
| 7188609 | Fuel delivery pipe | Eiji Watanabe, Koichi Hayashi | 2007-03-13 |
| 6824173 | High-pressure metal pine having connecting head and method of forming the connecting head as well as sleeve washer for the connecting head | — | 2004-11-30 |
| 6811009 | Magnet type fan clutch apparatus | Hiroshi Inoue, Kazunori Takikawa | 2004-11-02 |
| 6805144 | Protective cover for umbrellas and umbrella with the protective cover fixed thereto | Masayoshi Usui, Kikuo Asada | 2004-10-19 |
| 6634476 | Magnet type fan clutch apparatus | Hiroshi Inoue, Kazunori Takikawa | 2003-10-21 |
| 6463909 | Common rail | Kikuo Asada | 2002-10-15 |
| 6415768 | Diesel engine fuel injection pipe | — | 2002-07-09 |