Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Oshima, JP ranks #1,017 worldwide for total patents filed in 2016, with 124 patents from 85 inventors. Leading employers of inventors based in Oshima, JP include Dai Nippon Printing Co., Topcon, Kabushiki Kaisha Toshiba.

Showing 1–50 of 85 inventors

Rank Inventor Primary Company Patents
1 Masato Okada Dai Nippon Printing Co. 7
2 Jun-ichi Kodaira Topcon 6
3 Tomoki Murata Dai Nippon Printing Co. 4
3 Michihiro Ogura Dai Nippon Printing Co. 4
3 Mayuko Koezuka Kabushiki Kaisha Toshiba 4
#6 Hitoshi Otani Topcon 3
#6 Daisuke Maehara Bridgestone 3
#6 Michael Paddon Qualcomm 3
#6 Yoshikatsu Kamisuwa Toshiba Tec Kabushiki Kaisha 3
#10 Takahisa Taniguchi Dai Nippon Printing Co. 2
#10 Sakurako Hatori Dai Nippon Printing Co. 2
#10 Tetsuji Anai Topcon 2
#10 Hirokazu Ezawa Kabushiki Kaisha Toshiba 2
#10 Yoshihito Maeno Dai Nippon Printing Co. 2
#10 Tadashi Okamoto Canon 2
#10 Hideyuki Miyake Kabushiki Kaisha Toshiba 2
#10 Seiji Koga Murata Manufacturing Co. 2
#10 Yoshihiro Yano Dai Nippon Printing Co. 2
#10 Kazuki Osaragi Topcon 2
#10 Yoko Sekine Dai Nippon Printing Co. 2
#21 Toshitaka Mori Dai Nippon Printing Co. 1
#21 Shogo Kinoshita Yamaha Motor 1
#21 Fumiyasu Murakami Dai Nippon Printing Co. 1
#21 So Ishika Toshiba Tec Kabushiki Kaisha 1
#21 Shinji Kometani Dai Nippon Printing Co. 1
#21 Tadashi Kaji Hitachi 1
#21 Naoto Miki Topcon 1
#21 Yoshiaki Gouda Sanyo Electric Co. 1
#21 Hitoshi Kyoutani Dai Nippon Printing Co. 1
#21 Katsuji Yoshii Sanyo Electric Co. 1
#21 Yusuke NOHARA Kabushiki Kaisha Toshiba 1
#21 Hiroyuki Ohtaki Dai Nippon Printing Co. 1
#21 Shuichi Gomi Meiji Seika Kaisha 1
#21 Shigeyuki Okamoto Ichikawa Co. 1
#21 Masanobu Asano Kabushiki Kaisha Toshiba 1
#21 Tsunehiro Motegi Toshiba Tec Kabushiki Kaisha 1
#21 Hiroshi Mohri Dai Nippon Printing Co. 1
#21 Keiko Tasaki Nissan Chemical Industries 1
#21 Naoto Kasori Topcon 1
#21 Masanori Kagota Dai Nippon Printing Co. 1
#21 Takashi Oouchi Ichikawa Co. 1
#21 Taizo Eno Topcon 1
#21 Yoshio Matsuoka Kabushiki Kaisha Toshiba 1
#21 Shinsuke Nagino Dai Nippon Printing Co. 1
#21 Tatsuya Matsukawa R-Tech Ueno 1
#21 Yasuyuki Ogiwara Ichikawa Co. 1
#21 Noriyuki Yamamoto Xention Limited 1
#21 Yuuichi Yoshimura Ricoh Company 1
#21 Koji Yamamuro Dai Nippon Printing Co. 1
#21 Masamichi Obata Kabushiki Kaisha Toshiba 1