REFR vs CKX Comparison

Research Frontiers Inc is engaged in the development and marketing of technology and devices to control the flow of light. The company develops and licenses its patented suspended particle device light-control technology to other companies that manufacture and market the SPD-Smart chemical emulsion, the light-control film made from the chemical emulsion, the light-control panels made by laminating the film, electronics to power end-products incorporating the film, or lamination services for, and the end-products. The company's revenue source comes from the licensing of technology.

CKX Lands Inc is a Louisiana corporation organized to receive non-producing mineral royalties spun off by a southwest Louisiana bank. It operates in three segments: Oil and Gas, Surface, and Timber. The company owns land and mineral interests and collects income through its ownership of oil and gas royalties, surface leases for farming, the right of way, and other uses, and timber sales. The company's oil and gas royalties are paid by the operators who own the wells, and timber income is paid by the highest bidder for the timber. It has small royalty interests in approximately 20 different producing oil and gas fields. Maximum revenue for the company is generated from the Timber segment.