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USPTO Patent Rankings Data through Dec 31, 2025
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Grapac Japan Co. — 7 Patents

Rank (All Time): #72,624 of 105,917Top 70%
3 inventors
7 Patents All Time

Patents per Year

Patents granted per year, 1998 to 2021Bar chart with a peak of 2 patents in 2010.peak 21998: 1 patents19982010: 2 patents20102011: 1 patents20112015: 2 patents20152021: 1 patents2021

Top Inventors at Grapac Japan Co. All Time

Showing 1–3 of 3 inventors

RankNamePatents
1 Yoshihide Yumoto 5
2 Kazushi Omori 3
3 Natsuko Tamai 2

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