The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 05, 2009
Filed:
Apr. 30, 2004
Applicants:
Per Olof G. Risman, Härryda, SE;
Magnus Fagrell, Uppsala, SE;
Fredrik Stillesjö, Uppsala, SE;
Inventors:
Assignee:
Biotage AB, Uppsala, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 6/78 (2006.01);
U.S. Cl.
CPC ...
Abstract
A microwave heating device for heating load(s) and including a cylinder-shaped cavity enclosed by a periphery wall, the cavity is provided with a microwave feeding device. The heating device may have a dielectric wall structure arranged inside the cavity between the periphery wall and the load(s). The microwave feeding device may be arranged to generate a microwave field being an arch surface hybrid mode having TE and TM type properties inside the cavity to heat the load(s).