Drilldown: Patents

Choose a table:

Patents > Inventors

: Bruce J. Penney

or Gene Andrews

& Filing date: 1980 - 1989

Use the filters below to narrow your results.

1981 (1) · 1982 (3) · 1983 (4) · 1984 (3) · 1985 (5) · 1986 (2) · 1987 (2) · 1988 (3) · 1989 (1)

1983 (1) · 1984 (1) · 1985 (5) · 1986 (7) · 1987 (3) · 1988 (1) · 1989 (2) · 1990 (2) · 1991 (2)

None (24)

Showing below up to 24 results in range #1 to #24.