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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Education cryptography and display

Education cryptography and display Patent Leaders in 2019 2019

Primary CPC class G09 · Section G

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 4,045 patents in 2019.peak 4,0451996: 885 patents19961997: 943 patents1998: 1,333 patents1999: 1,309 patents19992000: 1,481 patents2001: 1,462 patents2002: 1,450 patents20022003: 1,560 patents2004: 1,586 patents2005: 1,434 patents20052006: 1,961 patents2007: 1,716 patents2008: 1,672 patents20082009: 1,843 patents2010: 2,378 patents2011: 2,482 patents20112012: 3,058 patents2013: 3,135 patents2014: 3,150 patents20142015: 2,911 patents2016: 2,920 patents2017: 3,277 patents20172018: 3,364 patents2019: 4,045 patents2020: 3,902 patents20202021: 3,921 patents2022: 4,036 patents2023: 3,634 patents20232024: 3,841 patents2025: 3,862 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Gholamreza Chaji 43 Vuereal
2 Xue Dong 35 BOE
3 Yue Li 30 BOE
#4 Longqiang Shi 25 Tencent
#5 Xiaochuan Chen 23 BOE
#6 Dongxu Xiang 22 Shanghai Tianma Am-Oled Co.
#7 Renyuan Zhu 22 Shanghai Tianma Am-Oled Co.
#8 Chin-Wei Lin 19 Apple
#9 Xiaolong Chen 19 Shenzhen China Star Optoelectronics Semiconductor Display Technology Co.
#10 Katsuhide Uchino 18 Sony
#11 Shengji Yang 17 BOE
#12 Shuai Chen 16 BOE
#13 Shunpei Yamazaki 16 Semiconductor Energy Laboratory
#14 Guangliang Shang 15 BOE
#15 Seung-Kyu Lee 15 Samsung
#16 Sun Ja Kwon 15 Samsung
#17 Yafei Bi 15 Apple
#18 Yang Wan Kim 15 Samsung
#19 Zhanjie Ma 15 BOE
#20 Byung Sun Kim 13 Samsung
#21 Mohammad B. Vahid Far 13 Qualcomm
#22 Tsung-Ting Tsai 13 Apple
#23 Yana Gao 13 Shanghai Tianma Am-Oled Co.
#24 Zeyuan Chen 13 Shanghai Tianma Am-Oled Co.
#25 Evan M. Richards 12 Meta
#26 Gang Liu 12 Shanghai Tianma Am-Oled Co.
#27 Jae Yong Lee 12 Samsung
#28 Lei Wang 12 BOE
#29 Tai Jiun Hwang 12 Tencent
#30 Vasudha Gupta 12 Apple
#31 Atsushi Umezaki 11 Semiconductor Energy Laboratory
#32 Haisheng Wang 11 BOE
#33 Hyunwoo Nho 11 Apple
#34 Hyun Ae Park 11 Samsung
#35 Lingyun Shi 11 BOE
#36 Pengcheng Lu 11 BOE
#37 Su Jin Lee 11 Samsung
#38 Ting-Kuo Chang 11 Apple
#39 Zhenling Wang 11 Shenzhen China Star Optoelectronics Semiconductor Display Technology Co.
#40 Zhongyuan Wu 11 BOE
#41 Chun-Hung Huang 10 Wuhan China Star Optoelectronics Technology Co.
#42 Hajime Kimura 10 Semiconductor Energy Laboratory
#43 Hung Sheng Lin 10 Apple
#44 Jin Jeon 10 —
#45 Ji-Hyun Ka 10 Samsung
#46 Jung-Won Kim 10 Samsung
#47 Junichi Yamashita 10 Sony
#48 Kei Takahashi 10 Semiconductor Energy Laboratory
#49 Noritaka Kishi 10 Sharp Kabushiki Kaisha
#50 Qiang Gong 10 Wuhan China Star Optoelectronics Technology Co.
#51 Seung Ji Cha 10 Samsung
#52 Shih Chang Chang 10 Apple
#53 Tae Hoon Kwon 10 Samsung
#54 Tetsuro Yamamoto 10 Sony
#55 Tong Wu 10 Shanghai Tianma Am-Oled Co.
#56 Tsutomu Harada 10 Japan Display
#57 Xiaojing Qi 10 BOE
#58 Yingming Liu 10 BOE
#59 Zhenzhou Xing 10 Wuhan China Star Optoelectronics Technology Co.
#60 Chaohao Wang 9 Apple
#61 Hua Zhang 9 Tencent
#62 Jin-Tae Jeong 9 Samsung
#63 Marc Albrecht 9 Apple
#64 Ming-Jong Jou 9 Shenzhen China Star Optoelectronics Semiconductor Display Technology Co.
#65 Taijiun Hwang 9 Tencent
#66 Takayuki Nakanishi 9 Japan Display
#67 Xing Yao 9 BOE
#68 Xianming Zhang 9 Tencent
#69 Yaser Azizi 9 Ignis Innovation
#70 Yafeng Li 9 Wuhan China Star Optoelectronics Technology Co.
#71 Arokia Nathan 8 Ignis Innovation
#72 Bo-Yong Chung 8 Samsung
#73 Bonghyun You 8 Samsung
#74 Christopher P. Tann 8 Apple
#75 Guy Cote 8 Apple
#76 Guanghui Hong 8 Wuhan China Star Optoelectronics Technology Co.
#77 Hailin Xue 8 BOE
#78 Hao Zhang 8 BOE
#79 Haoliang Zheng 8 BOE
#80 Hirobumi Furihata 8 Synaptics Incorporated
#81 Hitoshi Tsuge 8 Joled
#82 Kingsuk Brahma 8 Apple
#83 Peng Du 8 Tencent
#84 Ronald S. Cok 8 Eastman Kodak
#85 Rui Xu 8 BOE
#86 Seungwoo Han 8 BOE
#87 Shinya Ono 8 Apple
#88 Takashi Nose 8 Synaptics Incorporated
#89 Takehiro Shima 8 Japan Display
#90 William Joshua Becker 8 Illinois Tool Works
#91 William Dunn 8 Comcast
#92 Xiaoyu Huang 8 Hkc Corporation Limited
#93 Xiaoping Tan 8 Tencent
#94 Yongqian Li 8 BOE
#95 Yuxin Zhang 8 BOE
#96 Altug Koker 7 Intel
#97 Dong-Gyu Kim 7 Samsung
#98 Guosheng Li 7 Xiaomi
#99 Hiroyuki Miyake 7 Semiconductor Energy Laboratory
#100 Hongjun Xie 7 BOE

Top Companies

Rank ↑ Company ↕ Patents ↕
1 Samsung 566
2 BOE 359
3 LG 216
#4 Tencent 165
#5 Apple 109
#6 Wuhan China Star Optoelectronics Technology Co. 98
#7 Japan Display 92
#8 Shenzhen China Star Optoelectronics Semiconductor Display Technology Co. 87
#9 Semiconductor Energy Laboratory 75
#10 Sony 67
#11 Sharp Kabushiki Kaisha 60
#12 IBM 52
#13 Beijing Boe Optoelectronics Technology Co. 48
#14 Seiko Epson 47
#15 Intel 44
#16 Shanghai Tianma Am-Oled Co. 42
#17 Beijing Boe Display Technology Co. 41
#18 Ignis Innovation 41
#19 Au Optronics 39
#20 Hefei Xinsheng Optoelectronics Technology Co. 34
#21 Microsoft 34
#22 Canon 33
#23 Joled 32
#24 Chengdu Boe Optoelectronics Technology Co. 31
#25 Panasonic 31
#26 Meta 29
#27 E Ink Holdings 27
#28 Chongqing Boe Optoelectronics Technology Co. 26
#29 Hefei Boe Optoelectronics Technology Co. 25
#30 Novatek Microelectronics 25
#31 Ordos Yuansheng Optoelectronics Co. 22
#32 Tianma Microelectronics Co. 22
#33 Amazon 20
#34 Dell Products 19
#35 Innolux 19
#36 Google 18
#37 Hkc Corporation Limited 16
#38 NVIDIA 16
#39 Synaptics Japan Gk 15
#40 Unknown 15
#41 Hisense Electric Co. 14
#42 Shanghai Tianma Micro-Electronics Co. 14
#43 Dolby Laboratories Licensing 13
#44 Hisense Usa 13
#45 Wuhan China Star Optoelectronics Semiconductor Display Technology Co. 13
#46 Lapis Semiconductor Co. 12
#47 Silicon Works Co. 12
#48 Jvckenwood 11
#49 Mitsubishi Electric 11
#50 Qualcomm 11
#51 Xiamen Tianma Micro-Electronics Co. 10
#52 Toyota 10
#53 Everdisplay Optronics (Shanghai) Co. 9
#54 Illinois Tool Works 9
#55 Pearson Education 9
#56 Db Hitek Co. 8
#57 Educational Testing Service 8
#58 Nec Display Solutions 8
#59 X-Celeprint Limited 8
#60 Disney 8
#61 Applied Medical Resources 7
#62 Fujitsu Limited 7
#63 OPPO 7
#64 Foxconn 7
#65 Lenovo (Singapore) Pte. 7
#66 Lincoln Global 7
#67 Manufacturing Resources International 7
#68 Mediatek 7
#69 Synaptics Incorporated 7
#70 Abl Ip Holding 6
#71 Bedford Industries 6
#72 Ccl Label 6
#73 Iconex 6
#74 Kunshan Go-Visionox Opto-Electronics Co. 6
#75 Ricoh Company 6
#76 R. R. Donnelley & Sons 6
#77 Shanghai Avic Optoelectronics Co. 6
#78 Huawei 6
#79 Xiaomi 5
#80 Denso 5
#81 E Ink California 5
#82 Lenovo (Beijing) Limited 5
#83 Nanolumens Acquisition 5
#84 Nichia 5
#85 Nokia Technologies Oy 5
#86 Sitronix Technology 5
#87 State Farm 5
#88 Adobe 4
#89 AMD 4
#90 Alibaba 4
#91 Blackberry Limited 4
#92 Casio Computer Co. 4
#93 Chicago Tag & Label 4
#94 Coursera 4
#95 Fujifilm Business Innovation 4
#96 Giesecke+Devrient Mobile Security Gmbh 4
#97 Hyundai Motor 4
#98 KAIST 4
#99 Kunshan New Flat Panel Display Technology Center Co. 4
#100 Kyocera 4