BZ

Baldwin Zahn

NV National Oilwell Varco: 3 patents #88 of 551Top 20%
NA National-Oilwell: 2 patents #14 of 58Top 25%
📍 Tomball, TX: #142 of 577 inventorsTop 25%
🗺 Texas: #24,375 of 125,132 inventorsTop 20%
Overall (All Time): #826,916 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10526854 Methods for handling pipe Gregory Keogh, Christopher Yeldell, Albert Koether 2020-01-07
10053934 Floor mounted racking arm for handling drill pipe Gregory Keogh, Christopher Yeldell, Albert Koether 2018-08-21
8827008 Inflatable restraint system John Benjamin Hankins 2014-09-09
7246983 Pipe racking system Mark J. Fillip, Ryllee Tettleton, Tom Bui 2007-07-24
7040411 BOP handling system Bryan Kainer 2006-05-09
5423390 Pipe racker assembly Robert Benjamin Donnally 1995-06-13