Donald Harrison

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New Orleans, LA, US

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Patents Grantslast 30 patents

Information Patent Grant
Media playable with selectable performers
- Patent number 11,138,261
- Issue date Oct 5, 2021
- DONALD HARRISON JR. ENTERPRISES, HARRISON EXTENSIONS, AND MARY AND VICTORIA INC.
- Donald Harrison
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
MEDIA PLAYABLE WITH SELECTABLE PERFORMERS
- Publication number 20150317391
- Publication date Nov 5, 2015
- Donald Harrison
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Media Playable with Selectable Performers
- Publication number 20090022015
- Publication date Jan 22, 2009
- Donald Harrison
- G10 - MUSICAL INSTRUMENTS ACOUSTICS