JB

John P. Bertsch

IT Ivl Technologies: 1 patents #1 of 2Top 50%
Overall (1994): #115,703 of 165,921Top 70%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5301259 Method and apparatus for generating vocal harmonies Brian C. Gibson 1994-04-05