Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ohkuchi Materials Co. — 3 Patents in 2021

Rank (2021): #11,758 of 31,441Top 40%
5 inventors
3 Patents 2021

Top Inventors at Ohkuchi Materials Co. 2021

Showing 1–5 of 5 inventors

RankNamePatents
1 Hidehiko Sasaki 2
1 Kaoru Hishiki 2
1 Keiichi Otaki 2
1 Kotaro Tomeoka 2
#5 Shunichi Kidoguchi 1