JH

John A. Helmsderfer

PL Partners In Innovation Limited: 1 patents #1 of 2Top 50%
📍 East Liverpool, OH: #1 of 8 inventorsTop 15%
🗺 Ohio: #1,096 of 7,143 inventorsTop 20%
Overall (2018): #135,411 of 503,207Top 30%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D827090 Lawn and garden sprinkler 2018-08-28
D825716 Sprinkler with fold-out legs Nathan Maggard 2018-08-14