JH

Joseph Holzapfel

📍 Ralston, NE: #1 of 21 inventorsTop 5%
🗺 Nebraska: #754 of 5,697 inventorsTop 15%
Overall (All Time): #804,565 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11603685 System and associated methods for advertising from a traffic signal control cabinet 2023-03-14
11553792 System and associated methods for advertising from a traffic signal control cabinet 2023-01-17
10646036 System and associated methods for advertising from a traffic signal control cabinet 2020-05-12
10586477 System and associated methods for advertising from a traffic signal control cabinet 2020-03-10
9918549 Framing apparatus and method for mounting advertising material to a traffic control cabinet 2018-03-20
7845104 Device and method for displaying advertising on a turnstile arm 2010-12-07