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| Number | Title | Issue Date |
| 7223097 | Disk-like piezoelectric lighter with a safety lock A disk-like piezoelectric lighter with a safety lock includes a casing, a gas emitting nozzle, a piezoelectric unit, a sliding member and a safety lock. The safety lock comprises an arcuate resilient arm; a sliding cap having an cover portion, a pair of stands, a pa... | 05/29/2007 |
| 7182592 | Piezoelectric lighter of model R with a safety device A piezoelectric lighter of model R with a safety device includes a casing, a storage, a gas emitting nozzle, a piezoelectric unit, a fixed cover, and a safety device. The safety device comprises a blocking stopper; an ignition cap having a cover, a guiding groove an... | 02/27/2007 |