RK

Richard M. Keefer

AL Alcan International Limited: 7 patents #22 of 522Top 5%
Overall (All Time): #473,238 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
5910268 Microwave packaging structures 1999-06-08
5864123 Smart microwave packaging structures 1999-01-26
5519195 Methods and devices used in the microwave heating of foods and other materials Cindy M. Lacroix 1996-05-21
5079397 Susceptors for microwave heating and systems and methods of use 1992-01-07
4990735 Improved uniformity of microwave heating by control of the depth of a load in a container Claude P. Lorenson, Bryan C. Hewitt, Melville D. Ball 1991-02-05
4888459 Microwave container with dielectric structure of varying properties and method of using same 1989-12-19
4866234 Microwave container and method of making same 1989-09-12
4831224 Package of material for microwave heating including container with stepped structure 1989-05-16
4814568 Container for microwave heating including means for modifying microwave heating distribution, and method of using same 1989-03-21
4786773 Systems and methods for determining doneness of microwave-heated bodies 1988-11-22
4656325 Microwave heating package and method 1987-04-07