Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Zama, JP ranks #1,538 worldwide for total patents filed in 2021, with 89 patents from 51 inventors. Leading employers of inventors based in Zama, JP include Nidec Tosok, Nippon Pillar Packing Co., Semiconductor Energy Laboratory.

Showing 1–50 of 51 inventors

Rank Inventor Primary Company Patents
1 Shuichi Kinjo Nidec Tosok 7
2 Tomoyuki Koike Nippon Pillar Packing Co. 6
3 Hikaru Tamura Semiconductor Energy Laboratory 5
3 Takashi Hisada IBM 5
#5 Masatoshi OGAWA Fujitsu Limited 4
#5 Hidekazu Takahashi Canon 4
#5 Hisao Ikeda Semiconductor Energy Laboratory 4
#8 Norifumi Kajimoto Canon 3
#8 Tomohiro Yasuda Nidec Tosok 3
#10 Yuhki Yui Toyota 2
#10 Fumiya Sagara Nidec Tosok 2
#10 Toshihide Suzuki Yamaha 2
#10 Takamitsu ETO Nidec Tosok 2
#10 Tomoka Osawa Nidec Tosok 2
#10 Takahide Muramoto Fujitsu Limited 2
#16 Koichi Hachiya Nsk 1
#16 Tetsuya Kuhara Morinaga Milk Industry Co. 1
#16 Toshihiro Horiuchi Sharp Kabushiki Kaisha 1
#16 Mitsuhiro Hasunuma Nissan Motor Co. 1
#16 Yasuhiro Sakai Nippon Shokubai Co. 1
#16 Tadayuki Hatsuda Nidec Tosok 1
#16 Mitsuru Oda Fujitsu Limited 1
#16 Seiichiro Sakai Canon 1
#16 Ryohei Moriya Nissan Motor Co. 1
#16 Shun KATO Nidec Tosok 1
#16 Masamitsu Yanagihara Nikon 1
#16 Shinnosuke Hiratsuka Konami Gaming 1
#16 Osaki Yukihiro Konami Gaming 1
#16 Tada Ikki Konami Gaming 1
#16 Kentaro Terao Nikon 1
#16 Masahumi KURITA Hitachi Automotive Systems 1
#16 Harunobu Yuzawa Disco 1
#16 Toshikazu Hirakawa Ricoh Company 1
#16 Yasutomo MABE Hitachi Automotive Systems 1
#16 Norikazu Miura Konami Gaming 1
#16 Mai Murata Morinaga Milk Industry Co. 1
#16 Mukasa Shigehito Konami Gaming 1
#16 Narumi Kazama Konami Gaming 1
#16 Kei Horiuchi Canon 1
#16 Tezuka Yoshiaki Konami Gaming 1
#16 Mizoguchi Masao Konami Gaming 1
#16 Mizoguchi Toshiyuki Konami Gaming 1
#16 Ueki Kyohei Konami Gaming 1
#16 Hajime Muta Canon 1
#16 Hiroshi Tatsuta Nidec Tosok 1
#16 Yuhichi Takahashi IBM 1
#16 Daisuke Okabayashi Canon 1
#16 Yodai Kobayashi Morinaga Milk Industry Co. 1
#16 Zhenyu Shen Hitachi Automotive Systems 1
#16 Satoko Shimada Kurita Water Industries 1