Patents by Inventor Richard Lee Wallace

Richard Lee Wallace has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for growing multiple crystalline ribbons from a single crucible
    Patent number: 7507291
    Abstract: Methods and apparatus for concurrent growth of multiple crystalline ribbons from a single crucible employ meniscus shapers to facilitate continuous growth of discrete and substantially flat crystalline ribbons having controlled width.
    Type: Grant
    Filed: April 3, 2006
    Date of Patent: March 24, 2009
    Assignee: Evergreen Solar, Inc.
    Inventor: Richard Lee Wallace, Jr.
  • Method and apparatus for growing multiple crystalline ribbons from a single crucible
    Patent number: 7022180
    Abstract: Methods and apparatus for concurrent growth of multiple crystalline ribbons from a single crucible employ meniscus shapers to facilitate continuous growth of discrete and substantially flat crystalline ribbons having controlled width.
    Type: Grant
    Filed: September 16, 2004
    Date of Patent: April 4, 2006
    Assignee: Evergreen Solar, Inc.
    Inventor: Richard Lee Wallace, Jr.
  • Method and apparatus for growing multiple crystalline ribbons from a single crucible
    Patent number: 6814802
    Abstract: Methods and apparatus for concurrent growth of multiple crystalline ribbons from a single crucible employ meniscus shapers to facilitate continuous growth of discrete and substantially flat crystalline ribbons having controlled width.
    Type: Grant
    Filed: October 30, 2002
    Date of Patent: November 9, 2004
    Assignee: Evergreen Solar, Inc.
    Inventor: Richard Lee Wallace, Jr.
  • Method and apparatus for growing multiple crystalline ribbons from a single crucible
    Publication number: 20040083946
    Abstract: Methods and apparatus for concurrent growth of multiple crystalline ribbons from a single crucible employ meniscus shapers to facilitate continuous growth of discrete and substantially flat crystalline ribbons having controlled width.
    Type: Application
    Filed: October 30, 2002
    Publication date: May 6, 2004
    Applicant: Evergreen Solar Inc.
    Inventor: Richard Lee Wallace