Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Tachikawa, JP ranks #1,660 worldwide for total patents filed in 2021, with 81 patents from 42 inventors. Leading employers of inventors based in Tachikawa, JP include Fujifilm Business Innovation, Sandisk Technologies, Mitsumi Electric Co..

Showing 1–42 of 42 inventors

Rank Inventor Primary Company Patents
1 Daisuke Noguchi Fujifilm Business Innovation 17
2 Akio Nishida Sandisk Technologies 9
3 Kensuke Yamada Mitsumi Electric Co. 5
#4 Hidetake TEZUKA Konica Minolta 4
#5 Atsushi Arai Canon 3
#6 Tomohiro Baba Hitachi 2
#6 Mahito Negishi Canon 2
#6 Kenichi Ishihara Menicon Co. 2
#6 Michihei Murayama Canon 2
#6 Yuuki NAKAJIMA Casio Computer Co. 2
#6 Ryuichi Hirayama Casio Computer Co. 2
#12 Toshiaki Sano Renesas Electronics 1
#12 Rinako Kameshima Canon 1
#12 Hirofumi Nagareda Casio Computer Co. 1
#12 Yuki Iwasaki Kobelco Research Institute 1
#12 Kiyoto Murakumo Canon 1
#12 Tomomi TSUBOTA Kabushiki Kaisha Toshiba 1
#12 Kunpei Kobayashi Casio Computer Co. 1
#12 Kyosuke Ishikawa 1
#12 Kenichiro Hiruma Janome Sewing Machine Co. 1
#12 Hironobu Yamaguchi Konica Minolta 1
#12 Akinori Funahashi Micron 1
#12 Motohiro Matsuyama Kabushiki Kaisha Toshiba 1
#12 Miyuki Ogura Kabushiki Kaisha Toshiba 1
#12 Itsuki YAMASHITA Casio Computer Co. 1
#12 Shingo Koide Kabushiki Kaisha Toshiba 1
#12 Soichiro Ono Kabushiki Kaisha Toshiba 1
#12 Taro Hayashi Rohm Co. 1
#12 Tomohiro Chaki Rigaku 1
#12 Yasunori Eko Kasai Kogyo Co. 1
#12 Yoshitaka Sasago Hitachi 1
#12 Tetsuo Takano Kao 1
#12 Sho NOJI Konica Minolta 1
#12 Ramiya UCHIDA Olympus 1
#12 Hirokazu Taniguchi Casio Computer Co. 1
#12 Hidenori Mine Konica Minolta 1
#12 Masayuki Nishii Bridgestone 1
#12 Kentaro Yokoi Kabushiki Kaisha Toshiba 1
#12 Tetsuya Baba National Institute Of Advanced Industrial Science And Technology 1
#12 Yasufumi Ogasawara Canon 1
#12 Akihiro Minagawa Fujitsu Limited 1
#12 Sonoko Miyajiri Kabushiki Kaisha Toshiba 1