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| Number | Title | Issue Date |
| 5682908 | Hairpin A hairpin including a base plate, and a pin, wherein the base plate has a first row of longitudinally spaced pin holes and a second row of longitudinally spaced pin holes at two opposite ends, a first row of longitudinally spaced harness loops and a secon... | 11/04/1997 |
| 5271421 | Hair retaining device A hair retaining device comprises two co-acting virtually identical circular helical coils. Pockets are defined between the coils. In use, the device is screwed into a user's hair and the hair strands are captively retained in the pockets. The two coils p... | 12/21/1993 |