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USPTO Patent Rankings Data through Dec 31, 2025
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Yokosuka, JP All Time

10,907 patents  ·  1,673 inventors

Ranked #279 of 112,640 cities Top 1%

Yokosuka, JP ranks #279 worldwide for total patents filed all time, with 10,907 patents from 1,673 inventors. Leading employers of inventors based in Yokosuka, JP include Ntt Docomo, NTT, Fujitsu Limited.

Showing 1–50 of 1,673 inventors

Rank Inventor Primary Company Patents
1 Hitoshi Yoshino Ntt Docomo 139
2 Masato Mizoguchi NTT 113
3 Eiji Yoshida Fujitsu Limited 100
#4 Shingo Tanaka Kabushiki Kaisha Toshiba 85
#5 Hatsuo Nagaishi Nissan Motor Co. 79
#6 Seinosuke Hara Unisia Jecs 77
#7 Toshikazu Oshidari Nissan Motor Co. 71
#8 Hiroko Nomura Semiconductor Energy Laboratory 67
#9 Kiyoshi Nishimura Toshiba Lighting & Technology 66
#10 Junichiro Yamamoto Toshiba Lighting & Technology 65
#10 Kohji Toda Tdk 65
#12 Masato Furuya Victor Company Of Japan 64
#12 Takashi Yamagajo Fujitsu Limited 64
#14 Takao Sawa Kabushiki Kaisha Toshiba 61
#14 Hiroshi Shinohara Citizen Watch Co. 61
#16 Takao Izumi Toshiba Tec Kabushiki Kaisha 59
#17 Yasuhiko Inoue NTT 54
#17 Michiharu Nakamura Fujitsu Limited 54
#19 Toshio Yonezawa Toshiba 53
#19 Motoharu Ueda Jvckenwood 53
#21 Yasuhiko Ohsawa Nissan Motor Co. 51
#21 Yasuhiro Okada Sony 51
#23 Seishi Yasuhara Nissan Motor Co. 48
#24 Yasushi Yamao Ntt Docomo 47
#24 Satoshi Takizawa Nissan Motor Co. 47
#26 Yoshiyuki Osada Canon 46
#27 Teruo Kawamura Ntt Docomo 45
#28 Sung Uk Moon Ntt Docomo 44
#28 Yoshio Shimoida Nissan Motor Co. 44
#28 Norio Saito Dexerials 44
#28 Tadao Natsuume Nippon Zeon Co. 44
#32 Haruhiko Iizuka Nissan Motor Co. 43
#32 Hirokazu Otake Toshiba Lighting & Technology 43
#32 Masayoshi Nishitani Jvckenwood 43
#35 Hirofumi Takei Canon 42
#35 Toshio Nojima Ntt Mobile Communications Network 42
#35 Yasuyuki Nakajima Kddi 42
#38 Hisashi Kojima Fujitsu Limited 39
#38 Masafumi Masuda Ntt Docomo 39
#40 Tatsuya Shimada NTT 38
#41 Katsunori Oshiage Nissan Motor Co. 36
#41 Katsuo Suga Nissan Motor Co. 36
#41 Ryusaku Takahashi Victor Company Of Japan 36
#41 Shoko SHINOHARA NTT 36
#41 Tsutomu Uehara Nisshinbo Industries 36
#46 Takatoshi Sugiyama Ntt Docomo 35
#46 Sumio Hashimoto Toshiba Lighting & Technology 35
#48 Tetsuro Arikawa Nippon A B S 34
#49 Shigeyuki Baba Sony 33
#49 Kazuto Sakai Kabushiki Kaisha Toshiba 33

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