Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daichiku Co. — 6 Patents

Rank (All Time): #88,295 of 105,732Top 85%
3 inventors
6 Patents All Time

Patents per Year

Patents granted per year, 1980 to 1988Bar chart with a peak of 1 patents in 1980.peak 11980: 1 patents19801981: 1 patents19811982: 1 patents19821983: 1 patents19831985: 1 patents19851988: 1 patents1988

Top Inventors at Daichiku Co. All Time

Showing 1–3 of 3 inventors

RankNamePatents
1 Kunimasa Oide 5
2 Hideo Ishii 1
2 Oide Kunimasa 1