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Copal Company Limited — 128 Patents

Rank (All Time): #5,707 of 106,120Top 6%

139 inventors

128 Patents All Time

Top Inventors at Copal Company Limited All Time

Showing 1–50 of 139 inventors

Rank	Name	Patents
1	Nobuyoshi Inoue	12
2	Toshihisa Saito	11
3	Shigekazu Nakamura	10
3	Yasuo Ishiguro	10
3	Yukio Yoshikawa	10
#6	Masaaki Takagi	9
#7	Akira Suzuki	8
#8	Kenji Wakazono	6
#8	Munetaka Shimizu	6
#8	Tomio Kurosu	6
#11	Katsuhiko Okabe	4
#11	Kiyoyuki Arai	4
#11	Kiyoshi Touma	4
#11	Kouichi Kobayashi	4
#11	Masao Nakamori	4
#16	Harunobu Ichinose	3
#16	Hiroyuki Shingai	3
#16	Junichi Matsumoto	3
#16	Kenichi Watabe	3
#16	Koji Asako	3
#16	Mitsuo Takahashi	3
#16	Norifumi Nakagawa	3
#16	Shigemi Takahashi	3
#16	Takeshi Ishii	3
#16	Tamotsu Takahashi	3
#26	Atsushi Omura	2
#26	Haruki Oe	2
#26	Hiroyuki Harada	2
#26	Hiroshi Miyazaki	2
#26	Kazuhiko Kageyama	2
#26	Katumi Kaneko	2
#26	Katsuyuki Sukumoda	2
#26	Kenta Namioka	2
#26	Kunio Arisaka	2
#26	Masaru Yamazaki	2
#26	Noribumi Tachihara	2
#26	Satomi Nanaumi	2
#26	Shigeru Arai	2
#26	Takumi Fukuda	2
#26	Takashi Kimura	2
#26	Takanori Kohno	2
#26	Takao Ogawa	2
#26	Tatsuya Okonogi	2
#26	Tatsuo Sasaki	2
#26	Toshimasa Fujiwara	2
#26	Toshinori Hijiya	2
#26	Toyonori Sasaki	2
#26	Yoshiyuki Ohzeki	2
#26	Yoshihiro Oyama	2
#26	Yoshihiro Sato	2