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

Sakae Ringyo Co. — 13 Patents

Rank (All Time): #43,000 of 105,732Top 45%
7 inventors
13 Patents All Time

Patents per Year

Patents granted per year, 1987 to 1992Bar chart with a peak of 4 patents in 1989.peak 41987: 1 patents19871988: 3 patents19881989: 4 patents19891990: 3 patents19901991: 1 patents19911992: 1 patents1992

Top Inventors at Sakae Ringyo Co. All Time

Showing 1–7 of 7 inventors

RankNamePatents
1 Yoshiya Chonan 4
2 Yoshiya Chounan 3
3 Hiroyuki Kiyota 2
3 Satoshi Nagashima 2
#5 Fujio Nakamura 1
#5 Kanzo Akamatsu 1
#5 Shinichiro Hirose 1