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| Patents Granted on 1993-06-22 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,220,855 | Jun. 22, 1993 | C.T. Leung, D.T. Leung | Corkscrew | mechanical cork extractors | |
| 5,220,856 | Jun. 22, 1993 | C.D. Thompson, F. Mikic, B. Krivec, J.H. Hoff, D.M. Eggert | Pivotal Hand Tool and Pivot Joint Therefor | pliers | |