DS

David C. Shoptaw

IT Itron: 2 patents #128 of 309Top 45%
Overall (All Time): #2,332,049 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D303524 Interchangeable circuit module for a portable hand-held computer George Siegner 1989-09-19
D302265 Portable hand-held computer George Siegner 1989-07-18