David E. Johnson — 2 Patents at IBM

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
11113708	System for generating a digital coupon based upon collected user card exchange information and related methods	Jess D. Walker	2021-09-07
10984436	System including point-of-sale (POS) terminal for redemption of a brand-based cannabis promotional offer based upon mobile device location and related methods	Jess D. Walker, Grazia Ruskin	2021-04-20