Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kaavi, FI ranks #5,229 worldwide for total patents filed all time, with 503 patents from 118 inventors. Leading employers of inventors based in Kaavi, FI include Honda Motor Co., Fujitsu Limited, Subaru.

Showing 1–50 of 118 inventors

Rank Inventor Primary Company Patents
1 Nobuhiro Saito Honda Motor Co. 39
2 Fumihiko Kobayashi Fujitsu Limited 23
3 Saiichiro Oshita Subaru 22
#4 Toyohiko Mouri Subaru 21
#5 Junichiro Watanabe Toshiba Silicone Co. 20
#6 Akitsugu Kurita Toshiba Silicone Co. 19
#7 Huy Sam Sony 14
#8 Yuichi Funahashi Toshiba Silicone Co. 13
#9 Keiji Kabeta Toshiba Silicone Co. 11
#10 Manpei Tamamura Subaru 10
#11 Takashi Shishikura Meiji Seika Kaisha 9
#11 Keijiro Igarashi Sanyo Electric Co. 9
#11 Kiyoshi Takeda Toshiba Silicone Co. 9
#14 Michio Zenbayashi Toshiba Silicone Co. 8
#14 Rempei Matsumoto Subaru 8
#14 Kiyoshi Hosokawa Yazaki 8
#14 Yuji Kishi Sanyo Electric Co. 8
#18 Naoki Akazawa Sawafuji Electric Co. 7
#18 Hideaki Takaoka Soda Aromatic Co. 7
#20 Yoshinori Amagasa Subaru 6
#20 Nobuo Satoh Subaru 6
#20 Osamu Nakamoto Sanyo Electric Co. 6
#20 Tamio Yoshida Toshiba Silicone Co. 6
#24 Mitsuo Shimada Sanyo Electric Co. 5
#24 Yoshio Tsujimoto Zuiko 5
#24 Tetsuo Shibusawa Subaru 5
#24 Shiguma Yamazaki Sanyo Electric Co. 5
#24 Michio Zembayashi GE 5
#24 Katsuhiko Hoshi Sanyo Electric Co. 5
#24 Noboru Kurumai Fujitsu Limited 5
#24 Ryo Hoshino Dainichiseika Color & Chemicals Mfg. Co. 5
#24 Shigeki Sugiyama Dow Corning Toray Silicone Company 5
#33 Katsumi Ohkawa Sanyo Electric Co. 4
#33 Katsuo Takahara Mitsuba Electric Manufacturing Co. 4
#33 Hayashi Kageyama Subaru 4
#33 Takeshi Osoekawa Fujitsu Limited 4
#33 Hiroo Oya Subaru 4
#33 Hiroyuki Shiina Mitsuba Electric Manufacturing Co. 4
#33 Kuniyuki Harada Subaru 4
#33 Katsuaki Onoda Sanyo Electric Co. 4
#33 Minoru Tsukui Panasonic 4
#42 Takahide Kakinuma Sanyo Electric Co. 3
#42 Tatsuyuki Masuko Michelin 3
#42 Shuichi Horiuchi Fujitsu Limited 3
#42 Rie Yamashige Tagcyx Biotechnologies 3
#42 Norio Ohno Showa Denko 3
#42 Nobutaka Ohnuki Hitachi 3
#42 Shinji Kida Toshiba Silicone Co. 3
#42 Bunjirou Murai Toshiba Silicone Co. 3
#42 Naofumi Tsuchiya Sanyo Semiconductor Co. 3