Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Topographical object detection system

Topographical object detection system

US Patent 5986746 · Granted Nov 16, 1999

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Light emitting device including a light absorbing cladding region on edges of a 2025
Reflective display comprising coupling lightguides folded at different fold angl2025
Light emitting display with a film-based lightguide frontlight, a reflective spa2025
Method of illuminating an environment using an angularly varying light emitting 2024
Method of manufacturing a display using a film-based lightguide and diffusely re2024
Film-based lightguide with interior light directing edges with curved sections i2024
Film-based frontlight with angularly varying diffusion film2024
Reflective display comprising a lightguide and light turning film creating multi2024
Reflective display with film-based lightguide frontlight including light turning2024
System for illuminating an environment with reduced shadows using two angularly 2024
Transmissive display including a backlight with multiple stacked lightguides wit2023
Light emitting device with film-based lightguide and added reflecting surfaces2023