EH

Esther M. Helding

SS S. C. Johnson & Son: 1 patents #54 of 152Top 40%
Overall (2017): #427,969 of 506,227Top 85%
1
Patents 2017

Issued Patents 2017

Patent #TitleCo-InventorsDate
9700041 Wearable insect repelling patch Robert R. Emmrich, Phillip Kongshaug, Daniel T. Ropiak 2017-07-11