David Putnam — 1 Patent in 2018

Sammamish, WA: #198 of 543 inventorsTop 40%

Washington: #4,321 of 12,409 inventorsTop 35%

Overall (2018): #441,781 of 503,207Top 90%

1 Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9873083	Wastewater pump station venting system and method	—	2018-01-23