Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     E & K Corporation Patents Assignee: E & K Corporation Address: Ruleville, MS No. of patents: 1 Patents: Patent Number Title Of Patent Date Issued 4485824 Method and apparatus for collecting and/or growing protected biological specimens December 4, 1984 Method and apparatus for collecting and/or growing anaerobic or aerobic biological specimens. A slidable inner rod and outer tube assembly is provided with rear, middle and front seals which define two coaxial sealed chambers of variable volume within the rod and tube assembly. The front       Recently Added Patents Motivational spirometry system and method Methods and apparatuses for monitoring and controlling mechanical or chemical-mechanical planarization of microelectronic substrate assemblies Fiber optic cables having a toning lobe Interface circuit and electronic device Method and apparatus for the free-form optimization of bevel and hypoid gears Plasma display panel and method for producing same Light polarizing products and method of making same   Randomly Featured Patents Glycidyl ethers of phenolic compounds and process for producing the same Coagulation instrument for performing clotting tests Internet protocol security framework utilizing predictive security association re-negotiation Pharmaceutical compositions for the inhibition of tumor metastasis Mailing envelope and insert subassembly Method of preparing 2-chloroethyldichlorosilanes Pressure sensor with capacitor electrodes and shield layer parallel thereto Polycyclic fluorophosphites useful as stabilizers Attenuated embedded phase shift photomask blanks Sealing arrangement for the oven chamber door on a coking oven © 2006. PatentGenius. All Rights Reserved.