In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7455595 | Golf training aid A golf training aid is adapted to be worn by a golfer. When worn, the golf training aid includes a forearm support secured to the leading forearm of the golfer. Rotatively mounted to the forearm support is an arm that extends past the hands of the golfer. Secured by... | 11/25/2008 |