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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RC

Roki Co. — 13 Patents

Rank (All Time): #41,629 of 105,732Top 40%
21 inventors
13 Patents All Time

Patents per Year

Patents granted per year, 2011 to 2020Bar chart with a peak of 3 patents in 2015.peak 32011: 1 patents20112012: 1 patents20122013: 1 patents20132015: 3 patents20152016: 2 patents20162017: 3 patents20172018: 1 patents20182020: 1 patents2020

Top Inventors at Roki Co. All Time

Showing 1–21 of 21 inventors

RankNamePatents
1 Satoshi Shirayanagi 3
2 Masaya Ogura 2
2 Takayuki Ichikawa 2
2 Taisuke Sato 2
2 Yosuke Hio 2
#6 Chikara Shimomura 1
#6 Hotaka Yoshino 1
#6 Kaoru Kamo 1
#6 Kazuya Matsuura 1
#6 Kenji Yano 1
#6 Masaharu Hirai 1
#6 Michiko Koike 1
#6 Norikazu Seki 1
#6 Shinichiro Takemoto 1
#6 Takahiro Amano 1
#6 Tatsuro Isobe 1
#6 Takamasa Murata 1
#6 Takeki Shiga 1
#6 Takenori Suzuki 1
#6 Takahiro Tashiro 1
#6 Yoshitaka Koda 1