DH

David S. Hill

3M: 1 patents #7,233 of 11,543Top 65%
CB Classic Brands: 1 patents #14 of 22Top 65%
Overall (All Time): #832,269 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10813343 Animal feeder 2020-10-27
9655345 Tilting feeder 2017-05-23
9192148 Apparatus for feeding birds 2015-11-24
8893659 Hummingbird feeding apparatus 2014-11-25
8387567 Hummingbird feeding apparatus 2013-03-05
6297308 Chemical compositions Chetan P. Jariwala, Henry Chang 2001-10-02