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USPTO Patent Rankings Data through Dec 31, 2025
Home › Cities › Kashiwara, JP

Kashiwara, JP All Time

1,003 patents  ·  221 inventors

Ranked #3,024 of 112,640 cities Top 3%

Kashiwara, JP ranks #3,024 worldwide for total patents filed all time, with 1,003 patents from 221 inventors. Leading employers of inventors based in Kashiwara, JP include Jtekt, Sumitomo Electric Industries, Sharp Kabushiki Kaisha.

Showing 1–50 of 221 inventors

Rank Inventor Primary Company Patents
1 Shigeo Kamamoto Jtekt 60
2 Yuki Shishihara Jtekt 32
2 Yasuhiko Ishii Jtekt 32
#4 Tadashi Sotomura Sumitomo Electric Industries 29
#5 Itaru Kawabata Sharp Kabushiki Kaisha 22
#5 Shinji Soma Jtekt 22
#7 Kazumasa Hayashi Sumitomo Electric Industries 19
#8 Masakiyo Okuda Sharp Kabushiki Kaisha 18
#9 Kiyoshi Tanimoto Jtekt 17
#10 Naohito Yoshida Mitsubishi Electric 16
#10 Takashi Sada Jtekt 16
#10 Kazuki Hamada Jtekt 16
#13 Yoshifumi Shige Jtekt 15
#13 Atsunori Okada Panasonic 15
#15 Koichiro Mizuno Jtekt 14
#15 Tomoyuki Takei Showa Denko K.K. 14
#17 Tatsuma Kouchi Jtekt 13
#17 Toshiharu Ishihara Denso 13
#19 Takehiro Saruwatari Koyo Seiko Co. 12
#19 Yoshihiko Hirata Saraya Co. 12
#19 Takaaki Onizuka Jtekt 12
#19 Kouichi Ikeda Niigata Seimitsu Co. 12
#19 Junji Aoki Horiba 12
#19 Yuu Yasuda Nsk 12
#19 Masanori Arima Jtekt 12
#19 Junzo Suzuki Victor Company Of Japan 12
#27 Katsuhiko Nomoto Sharp Kabushiki Kaisha 11
#28 Nobuyoshi Murakami Koyo Seiko Co. 10
#28 Yoshikazu Kuroumaru Jtekt 10
#30 Mahito Shiba Koyo Seiko Co. 9
#30 Teruyuki Kawatani Koyo Seiko Co. 9
#30 Toshihiro Hakata Jtekt 9
#30 Hiroji Morimoto Panasonic 9
#34 Yoshiyuki Saruwatari Osaka Organic Chemical Industry Co. 8
#34 Kenichi Shinozaki Ricoh Company 8
#34 Junya Ooitsu Koyo Seiko Co. 8
#34 Shigetaka Kinme Jtekt 8
#38 Kazuaki Nagamatsu Gates Unitta Asia 7
#38 Hirofumi Dodoro Jtekt 7
#38 Junichi Iwamura Unknown 7
#38 Fumiaki Nagase Toyo Aluminium 7
#38 Fumiaki Kasahara Jtekt 7
#38 Nobuo Nakano Riken Keiki Co. 7
#44 Masaharu Yoshikawa Sharp Kabushiki Kaisha 6
#44 Takahiro Ichihara Koyo Seiko Co. 6
#44 Shunsuke Otani Bridgestone 6
#44 Yasuharu Misada Koyo Seiko Co. 6
#44 Takanori HAMADA Sekisui Chemical Co. 6
#44 Kanichi Kouda Koyo Seiko Co. 6
#44 Yoshiharu Shinobu Sharp Kabushiki Kaisha 6

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