In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 7150753 | Non-disposable trocar needle and handle A non-disposable trocar needle and handle for suturing laparoscopic and other small incisions. In one embodiment, the trocar needle has a handle and a curved needle tip which allow a surgeon, with a single twist of the handle, to pass the needle through the fascia, ... | 12/19/2006 |