Sumitomo Metal Mining Co. — 53 Patents in 2017, Ranked #753

Top Inventors at Sumitomo Metal Mining Co. 2017

Rank	Name	Patents
1	Osamu Nakai	8
2	Tokuyuki Nakayama	7
3	Eiichiro Nishimura	6
#4	Kensaku Mori	6
#5	Masashi Iwara	6
#6	Satoshi Matsubara	5
#7	Yoshitomo Ozaki	5
#8	Fumihiko Matsumura	4
#9	Hiroyuki Mitsui	4
#10	Kazuomi Ryoshi	4
#11	Hiroshi Kobayashi	3
#12	Katsuya Kase	3
#13	Keiji Kudo	3
#14	Mitsuru Yamauchi	3
#15	Shin-ichi Heguri	3
#16	Tatsuya Higaki	3
#17	Yasumasa Kan	3
#18	Yoji Kyoda	3
#19	Fukiko Kubota	2
#20	Go Ohara	2
#21	Hideki Ohara	2
#22	Hideki Sasaki	2
#23	Hideo Sasaoka	2
#24	Hirofumi Shoji	2
#25	Kenichi Fujita	2
#26	Keisuke Shibayama	2
#27	Masahiro Goto	2
#28	Masaki Imamura	2
#29	Masahiro Ito	2
#30	Masaya Yukinobu	2
#31	Norihisa Toki	2
#32	Ryuichi Kuzuo	2
#33	Shin Imaizumi	2
#34	Takayuki Nakai	2
#35	Yoshihiro Otsuka	2
#36	Yuzo Baba	2
#37	Atsushi Fukui	1
#38	Atsushi Idegami	1
#39	Daishi Ochi	1
#40	Haruo Ishikawa	1
#41	Haruki Kaneda	1
#42	Hirotaka Higuchi	1
#43	Hitoshi Ishida	1
#44	Hideki Kikutani	1
#45	Hiroko Oshita	1
#46	Hirofumi Shouji	1
#47	Hiroyuki Toya	1
#48	Hidetoshi Watanabe	1
#49	Isao Nishikawa	1
#50	Izumi Sugita	1
#51	Junichi Takahashi	1
#52	Katsuya Inoue	1
#53	Kazunari Maeba	1
#54	Keiji Kudou	1
#55	Kensuke Nakura	1
#56	Kentaro Sogabe	1
#57	Kenji Tachi	1
#58	Koichiro Maki	1
#59	Koichi Nakagawa	1
#60	Manabu Enomoto	1
#61	Masamu Nishimoto	1
#62	Masayuki Oku	1
#63	Makoto Ozawa	1
#64	Masanori Takagi	1
#65	Mitsukuni Kondou	1
#66	Mitsunobu Miratsu	1
#67	Minoru Shiraoka	1
#68	Norimichi Yonesato	1
#69	Osamu Ikeda	1
#70	Osamu Nakano	1
#71	Rei Kokado	1
#72	Ryuuichi Kuzuo	1
#73	Ryozo Ushio	1
#74	Satoshi Asano	1
#75	Satoshi Kanada	1
#76	Sachio Ura	1
#77	Shinya Matsumoto	1
#78	Shuuji Okada	1
#79	Shuji Tsutsumi	1
#80	Syuhei Oda	1
#81	Taku Inoue	1
#82	Takashi Iseki	1
#83	Tai Ito	1
#84	Takahito Nagano	1
#85	Takeshi Nakamura	1
#86	Takashi Sakamoto	1
#87	Tomoyuki Hirose	1
#88	Toshiaki Terao	1
#89	Tomoaki Yoneyama	1
#90	Yasumasa Hattori	1
#91	Yasutaka Kamata	1
#92	Yasuo Yoshii	1
#93	Yoshiyuki Abe	1
#94	Yohei Kudo	1
#95	Yoshihiro Okabe	1
#96	Yoshiteru SATO	1
#97	Yuji Kawakami	1
#98	Yutaka Oyama	1
#99	Yuichi Yokoyama	1