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

Kataoka — 21 Patents

Rank (All Time): #27,943 of 105,732Top 30%
23 inventors
21 Patents All Time

Patents per Year

Patents granted per year, 1986 to 2025Bar chart with a peak of 5 patents in 2022.peak 51986: 1 patents19862006: 1 patents20062007: 1 patents20072010: 1 patents20102016: 1 patents20162020: 1 patents20202022: 5 patents20222023: 5 patents20232024: 3 patents20242025: 2 patents2025

Top Inventors at Kataoka All Time

Showing 1–23 of 23 inventors

RankNamePatents
1 Junichi Matsumoto 15
2 Ping Dai 5
3 Masami Suzuki 4
3 Norio Nishi 4
3 Yoshinori Harada 4
#6 Kimio Sumaru 3
#6 Nobuaki Iehisa 3
#6 Shoichi Honda 3
#6 Toshiyuki Kanamori 3
#10 Ayumi Kusaka 2
#10 Norihiro YAMAGISHI 2
#10 Yukimasa Takeda 2
#13 Etsushi KATO 1
#13 Jyoji Kataoka 1
#13 Kana MORISHITA 1
#13 Nobutaka Yoneyama 1
#13 Satoshi Tokuoka 1
#13 Tadao Morishita 1
#13 Tetsuro Takamatsu 1
#13 Toshiyuki Takagi 1
#13 Toshikazu Yoshikawa 1
#13 Yasuhiro Yoshioka 1
#13 Yuta MURAKAMI 1