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 |
| 5044632 | Dumbbell press exercise machine An improved exercise machine for performing a dumbbell press includes a frame, a seat connected to the frame and two independently maneuverable levers with rearward ends that are pivotally connected to the frame behind and above the seat. The forward ends... | 09/03/1991 |
| 5044631 | Decline press exercise machine An exercise machine for performing a decline press includes a frame, a declined seat connected to the frame and two independently maneuverable levers with upper rearward ends pivotally connected to the frame above the seat. The lower, forward ends of the ... | 09/03/1991 |