Patents by Inventor Charles H. Hartsog

Charles H. Hartsog 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).

  • Computer aided building plan review system and process
    Patent number: 4964060
    Abstract: A plan checking data processing system (10) has an input (12) for providing a development plan to be checked to the system in a form intelligible to the system (10). Memory (18) contains standards (22) against which the development plan is to be checked, also in a form intelligible to the system (10). A program (20) is used by processor (26) for evaluating the development plan according to the standards (22). An output (30) receives results of the evaluation.
    Type: Grant
    Filed: December 4, 1985
    Date of Patent: October 16, 1990
    Inventor: Charles H. Hartsog