The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 06, 1992
Filed:
Nov. 28, 1989
Robert Johnson, Warner Robins, GA (US);
Other;
Abstract
A hand-held, portable device for keeping track of the in-play and error shots of a specific type of shot made by a player in a sports event, comprises at least a first display for indicating at least the percentage of the cumulative number of in-play shots relative to the cumulative number of the total in-play and error shots; a first key switch for inputting each in-play shot; a second key switch for inputting each error shot; and a microprocessor for keeping track of the total number of in-play and error shots and for calculating at least the percentage of the cumulative number of the in-play shots relative to the cumulative number of the shots made by the player, whereby the percentage display is updated each time one of the first and second key switches is depressed.