CB

Charles Michael Birtcher

VU Versum Materials Us: 4 patents #1 of 41Top 3%
📍 Valley Center, CA: #2 of 19 inventorsTop 15%
🗺 California: #6,299 of 68,989 inventorsTop 10%
Overall (2020): #58,289 of 565,922Top 15%
4
Patents 2020

Issued Patents 2020

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10871238 Removable valve guard for ampoules John Eric Baker 2020-12-22
10809115 Ultrasonic liquid level sensing system Thomas Andrew Steidl 2020-10-20
10663072 Valve block having minimal deadleg Gildardo Vivanco, William Jon Sheehy 2020-05-26
10563305 Container for chemical precursors in a deposition process James Patrick Nehlsen 2020-02-18