WH

William Holt

UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Claymont, DE: #13 of 95 inventorsTop 15%
🗺 Delaware: #1,060 of 7,163 inventorsTop 15%
Overall (All Time): #584,927 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
7122115 Method and system for controlling water system fouling John V. Kraft 2006-10-17
6988499 Mechanical resuscitator 2006-01-24
6852236 Method and apparatus for controlling water system fouling John V. Kraft 2005-02-08
6800207 Method and apparatus for controlling water system fouling John V. Kraft 2004-10-05
6350385 Method and apparatus for controlling water system fouling John V. Kraft 2002-02-26
5009180 Hull hole closure for an oil tanker 1991-04-23
5009226 Mechanical resuscitator 1991-04-23
4812824 Pendulum alarm sensor 1989-03-14
4553134 Electrical alarm system for installation in a window casing 1985-11-12