Joetsu, JP 2020

223 patents  ·  68 inventors

Ranked #1,078 of 44,107 cities Top 3%

Showing 1–50 of 68 inventors

Rank Inventor Primary Company Patents
1 Jun Hatakeyama Shin-Etsu Chemical Co. 30
2 Motoaki Iwabuchi Shin-Etsu Chemical Co. 16
3 Yukio Inazuki Shin-Etsu Chemical Co. 13
#4 Masaki Takeuchi Murata Manufacturing Co. 11
#5 Takeshi Kinsho Shin-Etsu Chemical Co. 10
#6 Takayuki Fujiwara Shin-Etsu Chemical Co. 9
#7 Tsutomu Ogihara Shin-Etsu Chemical Co. 8
#8 Yuki Miyake Shin-Etsu Chemical Co. 7
#8 Koji Hasegawa Shin-Etsu Chemical Co. 7
#8 Daijitsu Harada Shin-Etsu Chemical Co. 7
#11 Shiori Nonaka Shin-Etsu Chemical Co. 6
#12 Naosuke Maruyama Shin-Etsu Chemical Co. 5
#13 Hideo Kaneko Shin-Etsu Chemical Co. 4
#13 Yuji Harada Shin-Etsu Chemical Co. 4
#13 Masahiro Fukushima Shin-Etsu Chemical Co. 4
#16 Tsutomu Yamakawa Kabushiki Kaisha Toshiba 3
#16 Takuya Yokosawa Shin-Etsu Chemical Co. 3
#16 Atsushi Watabe Shin-Etsu Chemical Co. 3
#16 Harunobu Matsui Shin-Etsu Chemical Co. 3
#16 Takeru Watanabe Shin-Etsu Chemical Co. 3
#16 Yoko Ishitsuka Shin-Etsu Chemical Co. 3
#16 Miyoshi Yamashita Shin-Etsu Chemical Co. 3
#16 Daisuke KORI Shin-Etsu Chemical Co. 3
#16 Ryo MITSUI Shin-Etsu Chemical Co. 3
#25 Kouhei Sasamoto Shin-Etsu Chemical Co. 2
#25 Takayuki Nagasawa Shin-Etsu Chemical Co. 2
#25 Hisashi Yagi Shin-Etsu Chemical Co. 2
#25 Keiichi Masunaga Shin-Etsu Chemical Co. 2
#25 Masayoshi Sagehashi Shin-Etsu Chemical Co. 2
#25 Keisuke NIIDA Shin-Etsu Chemical Co. 2
#25 Takashi Miyazaki Nec 2
#25 Yusuke Biyajima Shin-Etsu Chemical Co. 2
#25 Yuki Suka Shin-Etsu Chemical Co. 2
#25 Katsuya Takemura Shin-Etsu Chemical Co. 2
#25 Yuji Shimizu Mitsubishi Chemical 2
#36 Shiroyasu Watanabe Shin-Etsu Handotai Co. 1
#36 Taishi Kitaguchi Shin-Etsu Chemical Co. 1
#36 Masaaki Kotake Shin-Etsu Chemical Co. 1
#36 Masashi Iio Shin-Etsu Chemical Co. 1
#36 Takashi SAWAMURA Shin-Etsu Chemical Co. 1
#36 Ryoken OZAWA Shin-Etsu Chemical Co. 1
#36 Masahiko Naruse Shin-Etsu Chemical Co. 1
#36 Takashi GONDAIRA Arisawa Mfg. Co. 1
#36 Toyohisa Sakurada Shin-Etsu Chemical Co. 1
#36 Fuminori Komatsu Nippon Soda Co. 1
#36 Tomomi Watanabe Mazda Motor 1
#36 Koichi Nakazawa Sumitomo Chemical 1
#36 Shuhei Ueda Shin-Etsu Chemical Co. 1
#36 Takeshi Nyuugaku Shin-Etsu Chemical Co. 1
#36 Yasuyuki Hirama Shin-Etsu Chemical Co. 1