Tsukuba, JP All Time

15,995 patents  ·  2,818 inventors

Ranked #370 of 111,555 cities Top 1%

Showing 1–50 of 2,818 inventors

Rank Inventor Primary Company Patents
1 Yoshihiro Tomita Intel 133
2 Takeyoshi Masuda Sumitomo Electric Industries 115
3 Sadayuki Sugama Canon 113
#4 Hitoshi Kubota Nissan Motor Co. 100
#5 Takashi Iijima Fujitsu Limited 98
#6 Hiroshi Nagata Ulvac 92
#7 Toshiaki Ueda Mitsubishi Materials 85
#8 Yasunori Uetani Sumitomo Chemical 82
#9 Toshiaki Hasegawa Yazaki 79
#10 Shigeru Sasaki Hitachi 78
#11 Bunya Hayashi Smc 74
#12 Shinsuke Harada Fuji Electric Co. 71
#13 Akihiro Kikuchi Sony 68
#14 Shoji Yamaguchi — 66
#15 Jun Akedo National Institute Of Advanced Industrial Science And Technology 64
#16 Hirofumi Tanaka Mitsui Chemicals 61
#16 Junji Tominaga Tdk 61
#18 Akio Fukushima Hitachi 60
#19 Tomohiro Ono Kuraray Co. 59
#19 Yasuo Iijima Kabushiki Kaisha Toshiba 59
#19 Yasushi Sakai Fuji Electric Co. 59
#22 Kazutaka Yanagita Canon 58
#23 Takayuki Iijima Seiko Epson 57
#24 Hiroshi Nagase Toray Industries 55
#25 Manabu Jimba Canon 54
#26 Takashi Aizawa Canon 53
#26 Seiji Ohno — 53
#28 Shiro Shibayama Ono Pharmaceutical Co. 52
#29 Hiromu Shiomi Sumitomo Electric Industries 51
#29 Hiroshi Ishihara Aisin Seiki Kabushiki Kaisha 51
#29 Osamu Takeuchi Fujitsu Limited 51
#29 Akio Imai Sumitomo Chemical 51
#33 Shu Namiki Furukawa Electric Co. 50
#34 Masaharu Kinoshita Hitachi 46
#34 Yoshitaka Takezawa Hitachi 46
#34 Takahiro Nagata Yokowo Co. 46
#34 Akio Kanatani Banyu Pharmaceutical Co. 46
#38 Noriyuki Iwamuro Fuji Electric Co. 45
#38 Masashi Seki Epizyme 45
#40 Shuichi Ohkubo Nec 44
#40 Hirofumi Nakagawa Japan Display 44
#42 Isao Hayase Hitachi 43
#42 Seiji Hijikata Hitachi Construction Machinery Co. 43
#42 Hiroyuki Yoshimura Eisai 43
#45 Yoshiyuki Sankai University Of Tsukuba 42
#46 Kazuto Takao Kabushiki Kaisha Toshiba 41
#46 Ken Okamoto Mitsubishi Electric 41
#46 Toshihide Nabatame Hitachi 41
#49 Shinji Yuasa National Institute Of Advanced Industrial Science And Technology 40
#49 Hiroto Nishihara Canon 40