U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

British merchant Peter Durand invented the tin can in 1810.

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.

Assignee: KDI Corporation, Inc.

Location: Cincinnati, OH
No. of patents: 1

Number	Title	Issue Date
5406843	Digital liquid level sensing apparatus A digital liquid level sensing apparatus for detecting variations in the dielectric of a substance being sensed. The apparatus includes a capacitive element array including a plurality of individual (i.e., segmented) input plates positioned along an axis ...	04/18/1995