A helium-filled sun shade for protecting individuals engaged in outdoor activities.
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.
| Application No. | Application Title | Issue Date |
| 20050276368 | Addressing type coin-dropping detector circuit The present invention relates to an addressing type coin-dropping detector circuit, in which as any coin dropping and passing through the photo detector, impulses are produced from the detecting points of the external photo detector and then sent to the addressing type ... | 12/15/2005 |