Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
FH

Fred L. Hacker — 3 Patents

RARadionics: 2 patents #5 of 23Top 25%
SASherwood Services Ag: 1 patents #139 of 258Top 55%
Brookline, MA: #1,200 of 3,196 inventorsTop 40%
Massachusetts: #33,867 of 88,656 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Fred L. Hacker has been granted 3 US patents while listed as an inventor at Radionics. The first was granted in 1999 and the most recent in August 2001. Fred L. Hacker ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Fred L. Hacker in Brookline, MA, US.

Patents per Year

Patents granted per year, 1999 to 2001Bar chart with a peak of 1 patents in 1999.peak 11999: 1 patents19992000: 1 patents20002001: 1 patents2001

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6278766 Jaw and circular collimator Hanne M. Kooy, Marc R. Bellerive 2001-08-21
6041101 Jaw and circular collimator Hanne M. Kooy, Marc R. Bellerive 2000-03-21
6005919 Jaw and circular collimator Hanne M. Kooy, Marc R. Bellerive 1999-12-21