An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 7868913 | Apparatus for converting images of vehicle surroundings An aspect of the present invention provides an apparatus for converting images of vehicle surroundings that includes, at least one camera configured to start, upon receiving a synchronizing signal, photographing the surroundings of a vehicle and outputting image dat... | 01/11/2011 |
| 7477307 | Image conversion device An image conversion device connected to multiple image detection mechanisms generating field image data of the surroundings and having multiple input buffers for each of the multiple image detection mechanisms, which, in parallel, stores, moves, performs conversion ... | 01/13/2009 |
| 7302321 | Information providing device, information providing system, and information providing program product An information providing device installed in a leader vehicle that leads a follower vehicle, for providing the follower vehicle with guidance prepared by the leader vehicle, the information providing device that includes a state detector configured to detect a state... | 11/27/2007 |
| 7228137 | Mobile body information system A mobile body information system comprises a center system and a vehicle-mounted terminal device. The vehicle-mounted terminal device is configured to determine a density of communication areas of narrow area wireless base stations along a travel route of a vehicle ... | 06/05/2007 |