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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ralph C. Ohlbach — 4 Patents

CCConductive Containers: 2 patents #2 of 6Top 35%
Deerfield, IL: #124 of 442 inventorsTop 30%
Illinois: #21,640 of 84,256 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Ralph C. Ohlbach has been granted 4 US patents while listed as an inventor at Conductive Containers. The first was granted in 1980 and the most recent in November 1987. Ralph C. Ohlbach ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Ralph C. Ohlbach in Deerfield, IL, US.

Patents per Year

Patents granted per year, 1980 to 1987Bar chart with a peak of 2 patents in 1987.peak 21980: 1 patents19801981: 1 patents19811987: 2 patents1987

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4706438 Conductive container 1987-11-17
4684020 Conductive container 1987-08-04
4293070 For protecting printed circuit boards and other items against the ravages of a discharge of static electricity 1981-10-06
4211324 Assembly protecting and inventorying printed circuit boards 1980-07-08