F02M 2026/007
Egr specially adapted for engines having two or more spark plugs per
Official title: {EGR specially adapted for engines having two or more spark plugs per cylinder}
F02M2026/007 (Egr specially adapted for engines having two or more spark plugs per) appears on 10 US grants and 0 published applications in this corpus.
Search patents in F02M- Granted patents
- 10
- Published applications
- 0
- Assignees
- 3
- Inventors
- 12
- Latest grant
- 24 Aug 1993
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Four-stroke cycle engine24 Aug 1993US 5,237,973 ASuzuki Kabushiki Kaisha
- Multiple spark ignition internal combustion engine with exhaust gas recirculation17 Jul 1984US 4,459,804 ANissan Motor Co., Ltd.
- Cross-flow type internal combustion engine with a small sized exhaust gas recirculating system9 Sep 1980US 4,221,203 ANissan Motor Co., Ltd.
- Exhaust gas recirculation control system28 Aug 1979US 4,165,722 ANissan Motor Co., Ltd.
- Multi-point spark ignition engine provided with exhaust recirculation circuit9 Jan 1979US 4,133,330 ANissan Motor Co., Ltd.
No published applications in this class yet.
Most cited
By later US patents
- Exhaust gas recirculation control system21US 4,165,722 ANissan Motor Co., Ltd. · 1979
- Dual spark-ignition internal combustion engine11US 4,116,179 ANissan Motor Co., Ltd. · 1978
- Cross-flow type internal combustion engine with a small sized exhaust gas recirculating system9US 4,221,203 ANissan Motor Co., Ltd. · 1980
- Four-stroke cycle engine9US 5,237,973 ASuzuki Kabushiki Kaisha · 1993
- Dual spark plug ignition internal combustion engine7US 4,116,181 ANissan Motor Co., Ltd. · 1978