DB

David A. Black

RS Racing Strollers: 2 patents #5 of 18Top 30%
Overall (All Time): #937,824 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12159255 Automatic barcode based personal safety compliance system Charles Alfred Bean, Rajeev Kumar Bakshi 2024-12-03
6443467 Baby stroller with interchangeable front wheel support structures 2002-09-03
D445367 Baby stroller forward frame James Blubaugh 2001-07-24
D347262 Adjustable unit for a dual headed shower fixture Timothy A. Wedemyer, Mark Shufelt 1994-05-24
4622784 Pressurized waterstops John J. F. Deans 1986-11-18