Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel A. Molnar — 5 Patents

MEMaumee Research & Engineering: 4 patents #3 of 15Top 20%
Perrysburg, OH: #108 of 459 inventorsTop 25%
Ohio: #15,931 of 73,341 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Daniel A. Molnar has been granted 5 US patents while listed as an inventor at Maumee Research & Engineering. The first was granted in 1999 and the most recent in April 2012. Daniel A. Molnar ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Daniel A. Molnar in Perrysburg, OH, US.

Patents per Year

Patents granted per year, 1999 to 2012Bar chart with a peak of 1 patents in 1999.peak 11999: 1 patents19992000: 1 patents20002001: 1 patents20012002: 1 patents20022012: 1 patents2012

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8163230 Rotary hearth furnace for treating metal oxide materials Franklin G. Rinker 2012-04-24
6406662 Rotary hearth furnace with charge slot air shield Lawrence D. Proshek 2002-06-18
6182817 Field replaceable helical flight Franklin G. Rinker, James L. Howe 2001-02-06
6152729 Spray cooled furnace discharge assembly Franklin G. Rinker, Deane A. Horne, Thomas J. Sack 2000-11-28
5895215 Charging apparatus for a rotary hearth furnance Franklin G. Rinker, James L. Howe, Carl L. Porter 1999-04-20