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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Yasuhiro Koike — 21 Patents

Rank (All Time): #28,330 of 105,732Top 30%
25 inventors
21 Patents All Time

Patents per Year

Patents granted per year, 1998 to 2015Bar chart with a peak of 5 patents in 2000.peak 51998: 2 patents19981999: 3 patents19992000: 5 patents20002001: 4 patents20012002: 3 patents20022003: 2 patents20032015: 2 patents2015

Top Inventors at Yasuhiro Koike All Time

Showing 1–25 of 25 inventors

RankNamePatents
1 Shingo Ohkawa 6
2 Hiromi Sasako 5
2 Tsuyoshi Ishikawa 5
2 Yasuhiro Koike 5
#5 Hiroshi Yamazaki 3
#5 Kayoko Watai 3
#7 Masaki Naritomi 2
#7 Nobuhisa Noguchi 2
#9 Akihiro Horibe 1
#9 Akihito Mitsui 1
#9 Eizaburo Higuchi 1
#9 Hirofumi Io 1
#9 Hidenobu Murofushi 1
#9 Hiroyuki Muto 1
#9 Hitoshi Suzuki 1
#9 Junichi Ohkuma 1
#9 Kayoko Masaki 1
#9 Keisuke Kawashima 1
#9 Naohiko Moriya 1
#9 Norihide Sugiyama 1
#9 Takayuki Arai 1
#9 Takashi Oda 1
#9 Tadahiro Sunaga 1
#9 Takayoshi Yamauchi 1
#9 Toshitaka Torikai 1