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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Narashino, JP ranks #1,581 worldwide for total patents filed in 2016, with 78 patents from 31 inventors. Leading employers of inventors based in Narashino, JP include Miyakoshi Printing Machinery Co., Seiko Precision, Shin-Etsu Quartz Products Co..

Showing 1–31 of 31 inventors

Rank Inventor Primary Company Patents
1 Hideo Izawa Miyakoshi Printing Machinery Co. 8
1 Mitsuru Suzuki Seiko Precision 8
3 Shoichi Tokura Seiko Precision 7
#4 Yoichi Nakano Seiko Precision 6
#4 Minori Murata Seiko Precision 6
#6 Seiichi Oishi Seiko Precision 4
#7 Shigeru Yamagata Shin-Etsu Quartz Products Co. 3
#7 Makoto Toriumi Seiko Precision 3
#9 Takato Nakao Toyo Engineering 2
#9 Kenichi Kudo Seiko Precision 2
#9 Toshihiro Wakabayashi Toyo Engineering 2
#9 Sumito Mera Miyakoshi Printing Machinery Co. 2
#9 Seiichi Oishii Seiko Precision 2
#9 Chiaki Nemoto Seiko Precision 2
#9 Kouji Oono Sumitomo Osaka Cement Co. 2
#9 Naoyuki Narita Kabushiki Kaisha Toshiba 2
#9 Yuuichi Yamazaki Miyakoshi Printing Machinery Co. 2
#9 Junichi Setoyama Miyakoshi Printing Machinery Co. 2
#19 Yasuki Nakakura Nippon Sharyo 1
#19 Yasuhiro Uno Sumitomo Electric Industries 1
#19 Shumpei Ozawa Chiba Institute Of Technology 1
#19 Tomokazu Morita Kabushiki Kaisha Toshiba 1
#19 Kazuya Shioda Seiko Precision 1
#19 Hisashi Kawamoto Seiko Precision 1
#19 Katsuhisa Gokita Seiko Precision 1
#19 Masayuki Shibuya Nippon Steel & Sumitomo Metal 1
#19 Kazufumi Tabata Nippon Steel Welding Products And Engineering Co. 1
#19 Kazuhiro Ooto Sumitomo Osaka Cement Co. 1
#19 Yasushi Katagiri Miyakoshi Printing Machinery Co. 1
#19 Kotaro Harada Miyakoshi Printing Machinery Co. 1
#19 Daisuke Hohjoh Ricoh Company 1