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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Rankings count each patent once by its primary Cooperative Patent Classification. All-time pages aggregate the full database; year pages use patent grant year.

Recent years: 2016201720182019202020212022202320242025

Patents per Year

Patents granted per year, 1996 to 2025Bar chart with a peak of 3,339 patents in 2014.peak 3,3391996: 1,384 patents19961997: 1,402 patents1998: 1,989 patents1999: 1,949 patents19992000: 2,298 patents2001: 2,508 patents2002: 2,723 patents20022003: 2,673 patents2004: 2,508 patents2005: 2,048 patents20052006: 2,219 patents2007: 2,126 patents2008: 2,280 patents20082009: 2,152 patents2010: 2,825 patents2011: 2,932 patents20112012: 2,903 patents2013: 2,986 patents2014: 3,339 patents20142015: 2,985 patents2016: 2,512 patents2017: 2,093 patents20172018: 2,073 patents2019: 2,270 patents2020: 2,277 patents20202021: 2,041 patents2022: 1,853 patents2023: 1,815 patents20232024: 1,731 patents2025: 1,662 patents2025

Top Inventors

Rank Inventor Patents Primary Company
1 Kia Silverbrook 3,372 Silverbrook Research Pty
2 Paul Lapstun 444 Silverbrook Research Pty
3 Tobin Allen King 443 Silverbrook Research Pty
#4 Simon Robert Walmsley 398 Silverbrook Research Pty
#5 Akira Nakazawa 388 Silverbrook Research Pty
#6 Garry Raymond Jackson 354 Silverbrook Research Pty
#7 Norman Micheal Berry 284 Silverbrook Research Pty
#8 Christopher Hibbard 273 Silverbrook Research Pty
#9 Paul Ian Mackey 219 Silverbrook Research Pty
#10 Hiroto Sugahara 202 Brother Kogyo
#11 Gregory John McAvoy 194 Silverbrook Research Pty
#12 Michael W. Cumbie 181 HP
#13 Satoshi Shinada 177 Seiko Epson
#14 Hiroyuki Ishinaga 169 Canon
#15 Hitotoshi Kimura 163 Seiko Epson
#16 Chien-Hua Chen 157 HP
#17 Kiichiro Takahashi 157 Canon
#18 Masami Ikeda 157 Canon
#19 Taku Ishizawa 155 Seiko Epson
#20 Toshio Kashino 155 Canon
#21 Hiroshi Tajika 154 Canon
#22 Yoshiyuki Imanaka 152 Canon
#23 Yoshinori Osakabe 150 Brother Kogyo
#24 James Michael Gardner 148 HP
#25 Noribumi Koitabashi 147 Canon
#26 Atsushi Kobayashi 140 Seiko Epson
#27 Osamu Iwasaki 139 Canon
#28 Satoru Arakane 136 Brother Kogyo
#29 Yasuo Kotaki 133 Canon
#30 Eric Martin 131 HP
#31 Paul J. McConville 131 Xerox
#32 Hiromitsu Hirabayashi 130 Canon
#33 Masahiko Kubota 130 Canon
#34 Motoki Takabe 129 Seiko Epson
#35 Naoji Otsuka 129 Canon
#36 Tomohiro Kanbe 126 Brother Kogyo
#37 Brent R. Jones 125 Xerox
#38 Tadahiro Mizutani 125 Seiko Epson
#39 Toshio Kumagai 124 Seiko Epson
#40 Seiichiro Karita 117 Canon
#41 Hitoshi Sugimoto 115 Canon
#42 Jiro Moriyama 115 Canon
#43 Koshiro Yamaguchi 115 Brother Kogyo
#44 Jason M. LeFevre 114 Xerox
#45 John Douglas Peter Morgan 114 Silverbrook Research Pty
#46 Minoru Teshigawara 114 Canon
#47 Eiju Hirai 113 Seiko Epson
#48 Kenta Horade 113 Brother Kogyo
#49 Toyonori Sasaki 113 Brother Kogyo
#50 Atsushi Ito 112 Brother Kogyo
#51 Hitoshi Nishikori 111 Canon
#52 Hiroyuki Saito 111 Canon
#53 Paul A. Hoisington 111 Spectra Group Limited
#54 Hidehiko Kanda 109 Canon
#55 Hisashi Miyazawa 109 Seiko Epson
#56 Winthrop D. Childers 109
#57 Masaru Ohnishi 108 Mimaki Engineering Co.
#58 Minoru Usui 108 Seiko Epson
#59 Daryl E. Anderson 107 HP
#60 Yoshiyuki Nakagawa 107 Canon
#61 Hiroaki Takahashi 106 Brother Kogyo
#62 Michael J. Piatt 106 Eastman Kodak
#63 Chu-heng Liu 105 Xerox
#64 Hiroshi Sugitani 105 Canon
#65 Benzion Landa 104 Landa Corporation
#66 Georg Schneider 101 Koenig & Bauer Ag
#67 Kiyomitsu Kudo 101 Canon
#68 Munehide Kanaya 100 Seiko Epson
#69 Keita Sugiura 99 Brother Kogyo
#70 Teruo Ozaki 99 Canon
#71 Ichiro Saito 98 Canon
#72 Scott A. Linn 97 HP
#73 Hirotake Nakamura 96 Brother Kogyo
#74 Charles D. DeBoer 95 Eastman Kodak
#75 Masahiro Hayashi 94 Brother Kogyo
#76 Ryoji Inoue 93 Canon
#77 Hajime Yamamoto 92 Canon
#78 Hiroshi Taira 92 Brother Kogyo
#79 Joan Vermeersch 92 Agfa-Gevaert Nv
#80 Yoshinori Nakagawa 92 Canon
#81 Yonglin Xie 91 Eastman Kodak
#82 Akira Sago 90 Brother Kogyo
#83 Gilbert A. Hawkins 90 Eastman Kodak
#84 Izumi Nozawa 90 Seiko Epson
#85 Akitoshi Yamada 89 Canon
#86 Douglas K. Herrmann 88 Xerox
#87 Fujio Akahane 88 Seiko Epson
#88 John Robert Sheahan 88 Silverbrook Research Pty
#89 Angus John North 86 Silverbrook Research Pty
#90 Takaichiro Umeda 86 Brother Kogyo
#91 Tsutomu Abe 86 Canon
#92 David Olsen 85 HP
#93 Hiroki Hayashi 85 Canon
#94 Kenji Samoto 84 Brother Kogyo
#95 Kosuke Nukui 84 Brother Kogyo
#96 Toshiharu Inui 84 Canon
#97 Tsuneyuki Sasaki 84 Seiko Epson
#98 Yuji Koga 84 Brother Kogyo
#99 Yukihiro Mori 84 Fujitsu Component Limited
#100 Hidetoshi Kodama 83 Seiko Epson

Top Companies

Rank Company Patents
1 Seiko Epson 8,956
2 Canon 8,545
3 HP 5,605
#4 Brother Kogyo 5,301
#5 Silverbrook Research Pty 3,166
#6 Ricoh Company 2,887
#7 Eastman Kodak 2,621
#8 Xerox 2,612
#9 Fujitsu Limited 1,372
#10 Fujifilm 1,346
#11 Heidelberg Druckmaschinen 1,344
#12 Samsung 978
#13 Toshiba Tec Kabushiki Kaisha 912
#14 Fujifilm Business Innovation 795
#15 Lexmark International 777
#16 Man Roland Druckmaschinen Ag 760
#17 IBM 606
#18 Riso Kagaku 591
#19 Koenig & Bauer Ag 569
#20 Sony 542
#21 Kabushiki Kaisha Toshiba 493
#22 Dai Nippon Printing Co. 430
#23 Agfa-Gevaert Nv 392
#24 Kyocera Document Solutions 389
#25 Konica Minolta 356
#26 Sharp Kabushiki Kaisha 333
#27 Sumitomo Electric Industries 329
#28 3M 313
#29 Mimaki Engineering Co. 282
#30 Ncr 277
#31 Komori 274
#32 Alps Electric Co. 268
#33 Funai Electric Co. 259
#34 Unknown 252
#35 Memjet Technology Limited 251
#36 Mitsubishi Paper Mills Limited 227
#37 Konica 226
#38 Kyocera 226
#39 Seiko Instruments 216
#40 Zamtec 214
#41 Pitney Bowes 210
#42 Rohm Co. 207
#43 Casio Computer Co. 205
#44 Nec 190
#45 Oce-Technologies B.V. 185
#46 Dai Nippon Insatsu 183
#47 Sii Printek 171
#48 Screen Holdings Co. 168
#49 Tokyo Kikai Seisakusho 159
#50 Mitsubishi Electric 159
#51 Tokyo Electron Limited 157
#52 Hitachi 156
#53 Kodak Polychrome Graphics Company 154
#54 Oki Data 153
#55 Citizen Watch Co. 152
#56 Illinois Tool Works 148
#57 Siemens Aktiengesellschaft 146
#58 Palo Alto Research Center Incorporated 142
#59 Tohoku Ricoh Co. 142
#60 Hitachi Koki Co. 141
#61 Kanzaki Paper Manufacturing Co. 139
#62 Fujifilm Dimatix 138
#63 E.I. Du Pont De Nemours And 137
#64 Oki Electric Industry Co. 137
#65 Videojet Technologies 136
#66 Roland Dg 135
#67 Dainippon Screen Mfg. Co. 134
#68 Ing. C. Olivetti & C., S.P.A. 134
#69 Sato 133
#70 Electronics For Imaging 132
#71 Kateeva 127
#72 Polaroid 123
#73 Presstek, Llc. 122
#74 Fujitsu Component Limited 120
#75 Panasonic 118
#76 Océ-Technologies B.V. 117
#77 The Mead 114
#78 Oji Paper Co. 111
#79 Zih 109
#80 Basf Se 107
#81 Landa Corporation 107
#82 Monarch Marking Systems 107
#83 Minolta Co. 106
#84 ICI 104
#85 Mannesmann Ag 104
#86 Tektronix 102
#87 Agfa Graphics Nv 101
#88 Nippon Paper Industries Co. 101
#89 Windmöller & Hölscher Kg 99
#90 Xaar Technology Limited 98
#91 Agfa Nv 91
#92 Datamax-O'Neil 90
#93 ITRI 87
#94 Konica Minolta Medical & Graphic 87
#95 The Procter & Gamble 86
#96 Data Products 84
#97 Ryobi 84
#98 Francotyp-Postalia Gmbh 83
#99 Goss International Americas 79
#100 Pentax 78