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Ryobi — 520 Patents

Rank (All Time): #1,661 of 106,120Top 2%

364 inventors

520 Patents All Time

Top Inventors at Ryobi All Time

Showing 1–50 of 364 inventors

Rank	Name	Patents
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
#10	Teruhisa Numata	16
#12	Kenso Maehara	13
#12	Mitsumasa Sato	13
#12	Naoki Kikuchi	25
#12	Nobuhiko Karafuji	13
#16	Tatsuya Wada	12
#16	Shumi Akazawa	13
#18	Hitoshi Ishida	11
#19	Atsuhito Aoki	10
#19	Hideo Murakami	10
#19	Katsushi Hirokawa	10
#19	Noriyoshi Yamauchi	10
#19	Shoji Takahashi	10
#19	Takeshi Shiotani	10
#25	Kenji Maruyama	9
#25	Kikuo Tsunoda	9
#25	Masaharu Emura	9
#25	Yoshinori Honkawa	9
#29	Haruo Uetsuki	8
#29	Takashi Kimura	8
#29	Takahiko Shinmoto	8
#32	Juzaburo Monobe	7
#33	Atsuhito Okada	6
#33	Kazuyuki Takahashi	6
#33	Kikuo Tunoda	6
#33	Naoki Ikeda	6
#33	Nobuhiko Fujisawa	6
#33	Yasomatsu Morishita	6
#33	Yutaka Kanamaru	6
#40	Etsushi Yamamoto	5
#40	Hideki Doumoto	5
#40	Hiroshi Ishikawa	5
#40	Hideki Kawakami	5
#40	Hirotake Usui	5
#40	Kounin Sazaki	5
#40	Kunio Tsugami	5
#40	Masamichi Sasaki	5
#40	Naomi Nishi	5
#40	Satoru Watanabe	5
#40	Shigeo Fujiwara	5