Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Combined holder and display device for learning cards

Combined holder and display device for learning cards

US Patent D346823 · Granted May 10, 1994

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Expandable systems for space2023
Thermally isolating joint assembly in a space vehicle2021
Infant support structure with accessibility feature2013
Children's ride-on vehicle with parent steering assist handle and stationary can2012
Electronic learning device with a graphic user interface for interactive writing2012
Containment device with indicator2012
Electronic device for enhancing an interactive experience with a tangible medium2011
Reconfigurable support pillow system2011
Hand-held interactive electronic device2009
Construction toy device and method of using the same2004
Reconfigurable infant support1999
Ice cube tray1995