Nipoon Soken, Inc.
3Patents
1Active
3Granted
35Portfolio score
Filing activity: Sep 14, 1994 → Apr 28, 2006 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5671715A | Fuel injection device | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US5781317A | Method of producing holographic optical element and device therefor | Physics | 19 | Expired |
| US7661401B2 | Laser type engine ignition device | Emerging Cross-Sectional Technologies | 6 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.