Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805103 | Cylinder-injection fuel injection valve | Mamoru Sumida, Norihisa Fukutomi, Masayuki Aota | 2004-10-19 |
| 6439482 | Fuel injection system | Norihisa Fukutomi, Mamoru Sumida | 2002-08-27 |
| 5979801 | Fuel injection valve with swirler for imparting swirling motion to fuel | Tsuyoshi Munezane, Kensuke Imada, Norihisa Fukutomi, Masayuki Aota, Hirohisa Ohta +1 more | 1999-11-09 |
| 5967423 | Fuel injection valve | Mamoru Sumida, Norihisa Fukutomi | 1999-10-19 |
| 5887798 | Cylinder injection type fuel injection valve | Hirohisa Ohta, Norihisa Fukutomi, Tsuyoshi Munezane, Kensuke Imada, Masayuki Aota +1 more | 1999-03-30 |
| 5630400 | Fuel injection valve for an internal combustion engine | Mamoru Sumida, Norihisa Fukutomi, Tsuyoshi Munezane | 1997-05-20 |