William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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 |
| 7092093 | Polarization bearing detection type two-dimensional light reception timing detecting device and surface form measuring device using the same A polarization bearing detection type two-dimensional light reception timing detecting device for implementing a fast surface shape measurement that can accommodate an animal body measurement, and a surface shape measuring device using it. The polarization bearing o... | 08/15/2006 |
| 6675198 | Network and network terminal A network linking together one or more servers and a plurality of network terminals which function on a basic software set downloaded from a server and are uses for remotely operating the application software stored in the servers, configured so that a sw... | 01/06/2004 |
| 6399942 | Active confocal image acquisition apparatus and method of three-dimensional measurement using same An active confocal image acquisition apparatus includes a confocal image acquisition system and a liquid crystal panel. The liquid crystal panel is disposed in the confocal image acquisition system so that its elements are aligned with elements of the det... | 06/04/2002 |
| 6373978 | Three-dimensional shape measuring apparatus A three-dimensional shape measuring apparatus which has an improved arrayed confocal imaging system. A three-dimensional shape measuring apparatus using a confocal imaging system which has a new means for changing the distance in the Z direction between t... | 04/16/2002 |
| 6288382 | Micro-scanning multislit confocal image acquisition apparatus The micro-scanning multislit confocal image acquisition apparatus of the present invention is a confocal image acquisition apparatus that comprises a nonscanning multislit confocal image acquisition system using a slit array instead of a pinhole array and... | 09/11/2001 |
| 6108090 | Three-dimensional shape measuring apparatus A three-dimensional shape measuring apparatus using a confocal imaging system which has a new means for changing the distance in the Z direction between the object and the object-position-in-focus, instead of an object stage moved in the Z direction. This... | 08/22/2000 |
| 6049266 | Single-phase three-wire type transformer A single-phase three-wire type transformer which forms secondary coils by duplex coils winding two conductors in parallel according to the division intersection connection and can reduce currents circulating inside of a circuit of the transformer, thereby... | 04/11/2000 |
| 5946100 | Three-dimensional shape measuring apparatus A three-dimensional shape measuring apparatus which has an improved arrayed confocal imaging system. A three-dimensional shape measuring apparatus using a confocal imaging system which has a new means for changing the distance in the Z direction between t... | 08/31/1999 |
| 5737084 | Three-dimensional shape measuring apparatus A three-dimensional shape measuring apparatus which has an improved arrayed confocal imaging system. A three-dimensional shape measuring apparatus using a confocal imaging system which has a new means for changing the distance in the Z direction between t... | 04/07/1998 |
| 5687031 | Three-dimensional image acquisition apparatus A three-dimensional image acquisition apparatus for acquiring a plurality of images of an object with the positions in focus shifted at predetermined step distances used for measuring the three-dimensional shape of an object. This three-dimensional image ... | 11/11/1997 |