Patents by Inventor Jinghua Schneider

Jinghua Schneider 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).

  • High recovery vial construction
    Publication number: 20030198577
    Abstract: A high recovery vial especially useful for collection of powder materials includes a cylindrical passage which terminates with a critically dimensioned frustoconical shaped lower end having arcuate sections connecting the various flat planar walls forming the sides of the cylinder and the frustoconical lower end.
    Type: Application
    Filed: April 19, 2002
    Publication date: October 23, 2003
    Applicant: Trade Winds Direct, Inc.
    Inventor: Jinghua Schneider
  • Process for providing permanent, solvent and caustic proof, multi-colored sample identification markings directly onto glass laboratory container surfaces
    Publication number: 20020102362
    Abstract: A method for making laboratory containers includes designating an area for the container label, applying a ceramic base coating material in that area, the coating and the container having a very similar coefficient of thermal expansion, and then etching the label area with a laser.
    Type: Application
    Filed: January 31, 2002
    Publication date: August 1, 2002
    Inventor: Jinghua Schneider
  • Mini-tube rack
    Publication number: 20020068022
    Abstract: A rack for holding mini-tubes for containing materials for testing in a laboratory. It consists entirely of three parts—a body, a bottom plate member and a cover all of transparent plastic material. The body and bottom plate member have vertically aligned holes for receiving and holding the mini-tubes. The cover is placed in the body and is normally held thereon by friction.
    Type: Application
    Filed: December 4, 2000
    Publication date: June 6, 2002
    Inventor: Jinghua Schneider
  • Molded one-piece weighing funnel
    Patent number: 6179022
    Abstract: Mold apparatus for molding a weighing funnel that has a large diameter central segment, and a hole at each end that is smaller than the central segment. A 2-part core is used, the two parts together forming the size and shape of the article to be molded, and to remove the core from the molded article, the parts are withdrawn individually through a hole at the end of the article.
    Type: Grant
    Filed: March 22, 1999
    Date of Patent: January 30, 2001
    Inventors: Jinghua Schneider, Wei Min Gan, Xiao Gang Dou