BJ

Billy J. Keen, Jr.

PU Philip Morris Usa: 1 patents #8 of 36Top 25%
🗺 Virginia: #200 of 1,067 inventorsTop 20%
Overall (1989): #129,070 of 140,708Top 95%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4817638 Apparatus for adjusting a cigarette having variable smoking characteristics Martin T. Garthaffner, Grier S. Fleischhauer, Ronald D. Horaker 1989-04-04