Patent attributes
Devices and methods are generally provided for indicating the location of a most recent strike on a face of a golf club. One exemplary embodiment of an impact indication device can include a patch that can be attached to the face of a golf club and can display the impact location of a most recent strike without displaying impact locations of previous strikes. The impact locations of previous strikes can be removed from the patch without the user having to do anything more than take another swing. In some embodiments, the device includes a yield-stress material that assist in displaying impact a most recent impact location without displaying previous impact locations. Other features that can allow patches to work in this fashion, as well as methods related to the same, are also provided. Further, disclosures pertaining to a mobile impact recorder are also provided.