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Teikoku Piston Ring Co. — 68 Patents

Rank (All Time): #10,016 of 106,120Top 10%

95 inventors

68 Patents All Time

Top Inventors at Teikoku Piston Ring Co. All Time

Showing 1–50 of 95 inventors

Rank	Name	Patents
1	Akihisa Inoue	14
2	Tsuyoshi Masumoto	13
3	Nobuyuki Yamashita	12
#4	Shoji Tanaka	9
#5	Kazuhiko Kita	8
#5	Masao Ishida	8
#7	Hitoshi Yamaguchi	7
#8	Giichiro Saito	6
#8	Hiroto Fukutome	6
#8	Yoshio Harakawa	6
#11	Akira Harayama	5
#11	Yoshio Naruse	5
#13	Fujio Hama	4
#13	Kenichi Harashina	4
#13	Masahiro Oguchi	4
#13	Satomichi Miyazaki	4
#13	Takatsugu Iwashita	4
#18	Kazunori Mizutani	3
#18	Naoki Ito	3
#18	Noriaki Matsumoto	3
#18	Takashi Sato	3
#18	Toshihiro Takami	3
#23	Akihiro Makino	2
#23	Hiroshi Tamagaki	2
#23	Isao Katou	2
#23	Katsuhiro Nagata	2
#23	Kouhei Hori	2
#23	Kouhei Shibata	2
#23	Masaki Hirano	2
#23	Masami Horigome	2
#23	Michio Okamoto	2
#23	Noritaka Miyamoto	2
#23	Ribun Nakazawa	2
#23	Satoshi Yamada	2
#23	Takeshi Tsukahara	2
#23	Teruo Kumai	2
#23	Toshiaki Imai	2
#23	Yasuichi Ono	2
#23	Yuma Horio	2
#23	Yukinori Ohta	2
#41	Toru Nakahora	1
#41	Akria Harayama	1
#41	Akira Kato	1
#41	Akinari Nobumoto	1
#41	Hachiro Tanaka	1
#41	Hiroyuki Horimura	1
#41	Hideetsu Kimura	1
#41	Hisamichi Kimura	1
#41	Hirofumi Michioka	1
#41	Hiroshi Muraki	1