Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Zama, JP ranks #1,199 worldwide for total patents filed in 2016, with 106 patents from 48 inventors. Leading employers of inventors based in Zama, JP include Semiconductor Energy Laboratory, Canon, Yamaha.

Showing 1–48 of 48 inventors

Rank Inventor Primary Company Patents
1 Hisao Ikeda Semiconductor Energy Laboratory 21
2 Hikaru Tamura Semiconductor Energy Laboratory 11
3 Hidekazu Takahashi Canon 7
#4 Toshihide Suzuki Yamaha 6
#5 Toshiya Akamatsu Fujitsu Limited 3
#5 Hidenori Taniguchi Canon 3
#5 Fumihiko Koshimizu Mitutoyo 3
#5 Hajime Muta Canon 3
#9 Shigeaki Sekiguchi Fujitsu Limited 2
#9 Sho Ohtsu Nissan Motor Co. 2
#9 Fumito Isaka Semiconductor Energy Laboratory 2
#9 Noriaki Hasegawa Ihi 2
#9 Etsuo Ogami Nissan Motor Co. 2
#9 Takenari Okuyama Nissan Motor Co. 2
#9 Takuya Takatsuka Automotive Energy Supply 2
#9 Tomohiro Yasuda Nidec Tosok 2
#9 Tomoyuki Koike Nippon Pillar Packing Co. 2
#18 Frank Schlitt-Dittrich Morinaga Milk Industry Co. 1
#18 Yasuhiro Yonehara Kyb 1
#18 Hiromitsu Negishi Konami Gaming 1
#18 Toshiyasu Motoki IBM 1
#18 Fumio Kai Nidec Tosok 1
#18 Etsuo Nakano Fuji Photo Optical Co. 1
#18 Tamayo Hiroki Canon 1
#18 Kumi Adachi IBM 1
#18 Kenji Hashida Hitachi Automotive Systems 1
#18 Hidetomo Yamashita Konami Gaming 1
#18 Yasuhiro Sakai Nippon Shokubai Co. 1
#18 Yoshikuni Murakami IBM 1
#18 Shigemitsu Toda Seiko Epson 1
#18 Naomi Fujioka Kabushiki Kaisha Toshiba 1
#18 Kenji Kodaka Honda Motor Co. 1
#18 Muneto Hayami Toshiba Battery Co. 1
#18 Tomoki Kawamura Honda Access 1
#18 Dai Ikeda Hitachi Automotive Systems 1
#18 Masamichi Iwasa 1
#18 Yoshirou Yamamoto Automotive Energy Supply 1
#18 Tatsuhiko Yamazaki Canon 1
#18 Shinsuke Aoyagi Toyota 1
#18 Kohei Watarai Toshiba Kikai 1
#18 Toshihiro Tsuchida Nissan Motor Co. 1
#18 Michihiro Takamatsu Fujitsu Limited 1
#18 Kazuo Ikenaka Itt Manufacturing Enterprises 1
#18 Takashi Soejima Morinaga Milk Industry Co. 1
#18 Minoru Kawai Daikin Industries 1
#18 Shunji Noda Nec 1
#18 Toshiaki Shimizu Panasonic 1
#18 Seiichiro Sakai Canon 1