Patents by Inventor Richard Thomas Walker

Richard Thomas Walker 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
    Publication number: 20170140311
    Abstract: A method of simulating the time taken to perform a weather restricted marine operation comprising creating a marine operation model, inputting one or more variables to the model, running the model in accordance with the one or more variables, the model determining the time taken for performing the operation.
    Type: Application
    Filed: June 30, 2015
    Publication date: May 18, 2017
    Applicant: Mojo Maritime Limited
    Inventors: Richard Thomas Walker, Benjamin John Sewell, Steven Charles Jermy
  • Pyrimidine derivatives and anti-viral agent containing the same as active ingredient thereof
    Patent number: RE37979
    Abstract: The disclosure concerns pyrimidine derivatives represented by the following general formulas [I] and [I′] and having antiviral activity, particularly antiretroviral activity such as anti-HIV activity: and pharmaceutical compositions having antiviral activity and comprising the above-described derivative(s) as an active ingredient.
    Type: Grant
    Filed: October 23, 1997
    Date of Patent: February 4, 2003
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Tadashi Miyasaka, Hiromichi Tanaka, Erik Desiré DeClercq, Masanori Baba, Richard Thomas Walker, Masaru Ubasawa