Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Refrigeration Research — 7 Patents

Rank (All Time): #76,222 of 106,120Top 75%
4 inventors
7 Patents All Time

Top Inventors at Refrigeration Research All Time

Showing 1–4 of 4 inventors

RankNamePatents
1 Edward W. Bottum 6
1 Edward W. Bottum, Sr. 6
3 Adrian W. Seigle 1
3 John L. Sobieski 1