Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hiratsuka, JP ranks #147 worldwide for total patents filed all time, with 19,036 patents from 2,583 inventors. Leading employers of inventors based in Hiratsuka, JP include Semiconductor Energy Laboratory, Shinko Electric Industries Co., Fujitsu Limited.

Showing 1–50 of 2,583 inventors

Rank Inventor Primary Company Patents
1 Masayuki Sakakura Semiconductor Energy Laboratory 297
2 Atsuo Isobe Semiconductor Energy Laboratory 200
3 Koji KUSUNOKI Semiconductor Energy Laboratory 177
#4 Satoru Okamoto Semiconductor Energy Laboratory 143
#5 Takashi Kurihara Shinko Electric Industries Co. 128
#6 Yuugo Goto Semiconductor Energy Laboratory 119
#7 Masaru Sato Fujitsu Limited 114
#8 Atsushi Tanno The Yokohama Rubber Co. 113
#9 Toshimasa Nakayama Tokyo Ohka Kogyo Co. 112
#10 Akihiro Chida Semiconductor Energy Laboratory 102
#11 Shigeki Komori Semiconductor Energy Laboratory 99
#12 Tetsunobu Kochi Canon 96
#13 Hidetomo Kobayashi Semiconductor Energy Laboratory 95
#14 Hideo Hada Tokyo Ohka Kogyo Co. 94
#15 Masakazu Morishita Canon 91
#16 Takao Kamiyama Shonan Gosei-Jushi Seisakusho K.K. 89
#17 Mitsunori Sakama Semiconductor Energy Laboratory 88
#18 Yuji Iwaki Semiconductor Energy Laboratory 86
#18 Yukio Hanyu Canon 86
#20 Seiichi Yoneda Semiconductor Energy Laboratory 84
#21 Miyuki Hosoba Semiconductor Energy Laboratory 83
#21 Kazuaki Tashiro Canon 83
#23 Katsuhiro Shirota Canon 82
#24 Yutaka Okazaki Semiconductor Energy Laboratory 81
#24 Toshiaki Hirosawa Canon 81
#26 Takeshi Hasegawa Shonan Gosei-Jushi Seisakusho K.K. 80
#27 Yoshihiro Asaka Hitachi 75
#28 Osamu Nishimura Kabushiki Kaisha Toshiba 73
#29 Munehiro Ogasawara Nuflare Technology 72
#30 Kazunori Yamanaka Fujitsu Limited 71
#30 Masahiro Sakai Ngk Insulators 71
#32 Takanori Ninomiya Hitachi 68
#33 Seiichiro Takahashi Jatco 67
#34 Junji Suzuki Nikon 66
#34 Daisuke Kanenari The Yokohama Rubber Co. 66
#36 Takayuki Uchida Canon 65
#37 Katsuaki TOCHIBAYASHI Semiconductor Energy Laboratory 64
#38 Tadayoshi Inamoto Canon 63
#38 Kohei Shibata Fujitsu Limited 63
#38 Shinji Nagai Gigaphoton 63
#41 Yasutaka Akashi Canon 61
#41 Osamu Isozaki Kansai Paint Co. 61
#41 Yasushi Matsubara Micron 61
#44 Akira Tominaga Kansai Paint Co. 60
#45 Masao Majima Canon 59
#45 Tsuyoshi Muramatsu Sharp Kabushiki Kaisha 59
#47 Yukito Tsunoda Fujitsu Limited 57
#48 Yasufumi Suzuki Ichikoh Industries 55
#48 Shosei Mori Canon 55
#48 Masanori Ishikawa Canon 55