RY

Ryobi

Rank (All Time): #1661 of 106,127Top 2%
364 inventors
520
Patents All Time

Top Inventors at Ryobi All Time

RankNamePatents
1 Masakazu Sakamoto 56
2 Kouichi Miyamoto 38
3 Etsuo Hiraishi 28
#4 Koji Ishii 27
#5 Takeshi Shohoji 26
#6 Tetsuyuki Doi 25
#7 Takehiro Kobayashi 24
#8 Kiyoshi Hoshino 20
#9 Toshiaki Saito 19
#10 Hideo Aoyama 16
#11 Teruhisa Numata 16
#12 Kenso Maehara 13
#13 Mitsumasa Sato 13
#14 Nobuhiko Karafuji 13
#15 Naoki Kikuchi 25
#16 Shumi Akazawa 13
#17 Tatsuya Wada 12
#18 Hitoshi Ishida 11
#19 Hideo Murakami 10
#20 Katsushi Hirokawa 10
#21 Noriyoshi Yamauchi 10
#22 Shoji Takahashi 10
#23 Takeshi Shiotani 10
#24 Atsuhito Aoki 10
#25 Kenji Maruyama 9
#26 Kikuo Tsunoda 9
#27 Masaharu Emura 9
#28 Yoshinori Honkawa 9
#29 Haruo Uetsuki 8
#30 Takashi Kimura 8
#31 Takahiko Shinmoto 8
#32 Juzaburo Monobe 7
#33 Atsuhito Okada 6
#34 Kazuyuki Takahashi 6
#35 Kikuo Tunoda 6
#36 Naoki Ikeda 6
#37 Nobuhiko Fujisawa 6
#38 Yasomatsu Morishita 6
#39 Yutaka Kanamaru 6
#40 Etsushi Yamamoto 5
#41 Hideki Doumoto 5
#42 Hiroshi Ishikawa 5
#43 Hideki Kawakami 5
#44 Hirotake Usui 5
#45 Kounin Sazaki 5
#46 Kunio Tsugami 5
#47 Masamichi Sasaki 5
#48 Naomi Nishi 5
#49 Satoru Watanabe 5
#50 Shigeo Fujiwara 5
#51 Tomoshige Dehari 5
#52 Tokuo Sato 5
#53 Toshiaki Yorikane 5
#54 Yasuo Wada 5
#55 Hideki Ikeda 4
#56 Hidetoshi Shigetoh 4
#57 Hiroshi Sugimoto 4
#58 Noboru Nakanishi 4
#59 Robert G. Everts 19
#60 Shigetake Kami 4
#61 Shin Nitta 4
#62 Shinji Oohama 4
#63 Takahiko Nakamura 4
#64 Takashi Yamaguchi 4
#65 Takao Yokota 4
#66 Toru Komazaki 4
#67 Tokuo Satoh 4
#68 Yasuyuki Mizukusa 4
#69 Yoshiaki Egoshi 4
#70 Youichi Imagawa 4
#71 Yoshihiko Matsuo 4
#72 Yutaka Fujii 4
#73 Nobuaki Fujiwara 5
#74 Dong Liang 3
#75 Hisatugu Anzai 3
#76 Hiroshi Kohmoto 3
#77 Hiroyuki Sarada 3
#78 Kazuaki Kawai 3
#79 Katsumi Kurihara 4
#80 Kiyomi Ozaki 3
#81 Kouzou Hakoda 3
#82 Konin Sazaki 3
#83 Masahiro Hino 3
#84 Masaharu Narisue 3
#85 Noboru Kasahara 3
#86 Ryusuke Izawa 3
#87 Tatsuya Manabe 3
#88 Yasuhiro Oe 3
#89 Yoshihiro Yasuhara 3
#90 Yusaku Kitamura 3
#91 Yukito Okuda 3
#92 Yukihisa Sato 3
#93 Toshimitsu Hashii 4
#94 Akio Takamura 4
#95 Atsushi Sejima 2
#96 Daigo Ogasawara 2
#97 Etushi Yamamoto 2
#98 Fujio Katagiri 2
#99 Haruyuki Atsumi 2
#100 Hisaharu Aoki 2