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USPTO Patent Rankings Data through Sept 30, 2025
RC

Riken Keiki Co.

Rank (2018): #21,028 of 30,013Top 75%
2 inventors
1 Patents 2018

Top Inventors at Riken Keiki Co. 2018

Showing 1–2 of 2 inventors

RankNamePatents
1 Kenichi Kojima 1
1 Tomoo Ishiguro 1