Wilhelmina E. E. Johnston

City:

Boca Raton, Florida

Country:

United States

Published Applications:

Last publication date:

2007-09-18

Patent Grants:

Last grant date:

2007-09-18

Top Inventors for applications by Wilhelmina E. E. Johnston

These are the the leading inventors for applications assigned to Wilhelmina E. E. Johnston:

Ian Fraser Johnston 1 Boca Raton, FL United States
Wilhelmina E. E. Johnston 1 Boca Raton, FL United States

Recent patent applications by Wilhelmina E. E. Johnston

Wilhelmina E. E. Johnston based in Boca Raton, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2007-09-18 ✅ Patent 7,270,146 granted on 2007-09-18

US11639930

Air vent valve

AssigneeID:

672099 ⎘