Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DD

Dung Do — 3 Patents

DPData Products: 3 patents #16 of 148Top 15%
Burbank, CA: #472 of 2,041 inventorsTop 25%
California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,653,986 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5300950 Interlaced ink jet printer Juan E. Lopez 1994-04-05
5142296 Ink jet nozzle crosstalk suppression Juan E. Lopez, Edgar D. Sheh, Joe Lahut 1992-08-25
4477757 Phase commutator for closed loop control of a stepping motor Gaston A. Palombo 1984-10-16