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

Kasai, JP 2021

1,000 patents  ·  565 inventors

Ranked #131 of 43,435 cities Top 1%

Kasai, JP ranks #131 worldwide for total patents filed in 2021, with 1,000 patents from 565 inventors. Leading employers of inventors based in Kasai, JP include Panasonic, Sumitomo Electric Hardmetal, Bridgestone.

Showing 1–50 of 565 inventors

Rank Inventor Primary Company Patents
1 Satoshi Yoshikawa Panasonic 16
2 Satoru Kukino Sumitomo Electric Hardmetal 14
2 Shintaro Hayashi Bridgestone 14
#4 Ryoichi Wakimoto Sanyo Electric Co. 12
#5 Nobunori Asayama Denso Ten Limited 9
#5 Shogo Okita Panasonic 9
#5 Toshikazu Imai Nuvoton Technology Corporation Japan 9
#8 Kohei Yamashita Sanden Automotive Climate Systems 8
#8 Takeshi Nakayama Panasonic 8
#8 Kazuhiko Takahashi Hitachi 8
#8 Daisuke Kajita Panasonic 8
#12 Masaki Matsukuma Kobe Steel 7
#12 Satoshi Tanimura Mitsubishi Electric 7
#12 Atsuhiro Kawamoto Panasonic 7
#12 Teruhisa Nakagawa Panasonic 7
#12 Takahiro Ozawa The Yokohama Rubber Co. 7
#17 Hiroaki Takeda Denso 6
#17 Fumiharu Niina Panasonic 6
#17 Kuniaki Aoyama Mitsubishi Electric 6
#17 Toshikazu Koudo Panasonic 6
#21 Osamu Shibata Panasonic 5
#21 Keisuke NAKATSUKA Kioxia 5
#21 Yohei Muroya Sanyo Electric Co. 5
#21 Yoshiki Sato Toyo Tire & Rubber Co. 5
#21 Norihide Wada Noritz 5
#21 Aki Yoneda Panasonic 5
#21 Hiroya Kusaka Panasonic 5
#21 Masahiro Hikita Panasonic 5
#21 Toru Makino Konica 5
#21 Noriyuki Matsubara Panasonic 5
#31 Haruya Nakai Sanyo Electric Co. 4
#31 Yuji Yokoyama Toyota 4
#31 Shigeharu Taira Daikin Industries 4
#31 Michiko Matsukawa Sumitomo Electric Hardmetal 4
#31 Yasushi Yagi Mazda Motor 4
#31 Kiyoshi Nishioka Sumitomo Seika Chemicals Co. 4
#31 Tohru Wakabayashi Panasonic 4
#31 Kyoko KAMIYA Chugoku Electric Power Co. 4
#31 Satoru Ikeda Nippon Oil 4
#31 Suguru Nakao Panasonic 4
#31 Machiko Abe Sumitomo Electric Hardmetal 4
#31 Takeshi Nakatani Nippon Paper Industries Co. 4
#31 Yoshinao SADA Sumitomo Chemical 4
#31 Koichi Ikemoto Toyota 4
#31 Hiroki Nakamura Unisantis Electronics Singapore Pte. 4
#31 Masaki Taneike Mitsubishi Electric 4
#31 Akio Konishi Sumitomo Electric Industries 4
#31 Koji Ueda Kobelco Construction Machinery Co. 4
#31 Tomohiro Ishida Mitsubishi Electric 4
#50 Takahiro Nishimura Chemours-Mitsui Fluoroproducts Co. 3

Nearby-Ranked Cities

Somerville, MA1,058
Charlotte, NC1,055
Lexington, MA1,048
Foster City, CA1,022
San Ramon, CA1,010
Ibaraki, JP998
Baltimore, MD994
Hamburg, DE990
Suwon-si, KR988