Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7891579 | Gaseous fuel injector using liquid fuel as lubricant and pressure-transmitting medium | Makoto Mashida, Masatoshi Kuroyanagi, Masaaki Kato | 2011-02-22 |
| 7284712 | Injector having structure for controlling nozzle needle | Masatoshi Kuroyanagi, Akira Shibata, Kenji Date | 2007-10-23 |
| 6874475 | Structure of fuel injector using piezoelectric actuator | Ryo Katsura, Yutaka Yamada, Ken Mizutani | 2005-04-05 |
| 6729554 | Structure of fuel injector for avoiding injection of excess quantity of fuel | Ryo Katsura, Toshihiko Igashira, Satoshi Hayashi | 2004-05-04 |
| 5295469 | Safety valve for fuel injection apparatus | Yasuhiro Kariya | 1994-03-22 |