Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Cbc Co. — 11 Patents

Rank (All Time): #51,039 of 105,732Top 50%
9 inventors
11 Patents All Time

Patents per Year

Patents granted per year, 1981 to 2025Bar chart with a peak of 2 patents in 2017.peak 21981: 1 patents19812000: 1 patents20002002: 1 patents20022004: 1 patents20042005: 1 patents20052009: 1 patents20092017: 2 patents20172019: 1 patents20192025: 2 patents2025

Top Inventors at Cbc Co. All Time

Showing 1–9 of 9 inventors

RankNamePatents
1 Katsuya Hirano 3
1 Takayasu Owada 3
3 Minoru Fujii 2
3 Tsunemi Niikura 2
#5 Kazutaka Shibuya 1
#5 Richard M. Christmann 1
#5 Rikki Kaku 1
#5 Robert C. Baxter 1
#5 Takayuki Tojima 1