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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Technologies › Data storage

Data storage Patent Leaders in 2025 2025

Primary CPC class G11 · 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 7,073 patents in 2010.peak 7,0731996: 3,440 patents19961997: 3,601 patents1998: 5,080 patents1999: 5,108 patents19992000: 5,282 patents2001: 5,495 patents2002: 5,727 patents20022003: 5,965 patents2004: 6,233 patents2005: 5,473 patents20052006: 6,998 patents2007: 6,466 patents2008: 6,445 patents20082009: 6,377 patents2010: 7,073 patents2011: 7,014 patents20112012: 6,604 patents2013: 5,900 patents2014: 5,913 patents20142015: 5,217 patents2016: 4,708 patents2017: 4,209 patents20172018: 3,362 patents2019: 3,589 patents2020: 3,839 patents20202021: 3,495 patents2022: 3,198 patents2023: 3,109 patents20232024: 3,312 patents2025: 3,065 patents2025

Top Inventors

Rank ↑ Inventor ↕ Patents ↕ Primary Company ↕
1 Norihito Kasada 31 Fujifilm
2 Yih Wang 31 TSMC
3 Chia-En Huang 27 TSMC
#4 Koji Sakui 20 Micron
#5 Nozomu Harada 20 Unisantis Electronics Singapore Pte.
#6 Xiang Yang 19 Sandisk Technologies
#7 Meng-Sheng Chang 17 TSMC
#8 Sujeet Ayyapureddi 16 Micron
#9 Atul Katoch 15 TSMC
#10 Xiang Yang 15 —
#11 Hieu Van Tran 14 University of California
#12 Yu-Der Chih 14 TSMC
#13 Feng-Min Lee 13 Macronix International Co.
#14 Shunpei Yamazaki 13 Semiconductor Energy Laboratory
#15 Weibing Shang 13 Changxin Memory Technologies
#16 Hung-Jen Liao 12 TSMC
#17 Murong Lang 12 Micron
#18 Tatsuya ONUKI 12 Semiconductor Energy Laboratory
#19 Win-San Khwa 12 TSMC
#20 Yen-Huei Chen 12 TSMC
#21 Yi-Ching Liu 12 TSMC
#22 Zhenming Zhou 12 Micron
#23 Eric N. Lee 11 Micron
#24 Giacomo Pedretti 11 Hewlett Packard Enterprise
#25 Hidehiro Fujiwara 11 TSMC
#26 Jiahui Yuan 11 Sandisk Technologies
#27 Jordan D. Greenlee 11 Micron
#28 John D. Hopkins 11 Micron
#29 Liang Li 11 Sandisk Technologies
#30 Masanobu Shirakawa 11 Kioxia
#31 Meng-Fan Chang 11 National Tsing Hua University
#32 Perng-Fei Yuh 11 TSMC
#33 Tomoko Ogura Iwasaki 11 Halo Lsi
#34 Violante Moschiano 11 Micron
#35 Xiaojiang Guo 11 Micron
#36 Akira Goda 10 Micron
#37 Cheng Hung Lee 10 TSMC
#38 Deepanshu Dutta 10 Sandisk Technologies
#39 Frederick A. Ware 10 Rambus
#40 Hau-Tai Shieh 10 TSMC
#41 Jiahui Yuan 10 —
#42 Joey M. Poss 10 Western Digital Technologies
#43 Kishore Kumar Muchherla 10 Micron
#44 Kuen Chee Ee 10 Magnecomp
#45 Minoru Yamaga 10 Sony
#46 Patrick R. Khayat 10 Micron
#47 Po-Hao Tseng 10 Macronix International Co.
#48 Thomas Vogelsang 10 Rambus
#49 Tomoyuki Maeda 10 Kabushiki Kaisha Toshiba
#50 Danilo Caraccio 9 Micron
#51 Ferdinando Bedeschi 9 Micron
#52 Guoxiao Guo 9 Western Digital Technologies
#53 Innocenzo Tortorelli 9 Micron
#54 James Fitzpatrick 9 Micron
#55 Jhon Jhy Liaw 9 TSMC
#56 Kang-Yong Kim 9 Micron
#57 Masayuki Takagishi 9 Kabushiki Kaisha Toshiba
#58 Naoyuki Narita 9 Kabushiki Kaisha Toshiba
#59 Parth Amin 9 Ericsson
#60 Scott E. Schaefer 9 Micron
#61 Shantanu R. Rajwade 9 Intel
#62 Yu-Yu Lin 9 Macronix International Co.
#63 Zvi Or-Bach 9 Monolithic 3D
#64 Abu Naser Zainuddin 8 Sandisk Technologies
#65 Alexander Goncharov 8 Western Digital Technologies
#66 Chung-Cheng Chou 8 TSMC
#67 Chiweon Yoon 8 Samsung
#68 Daeseok Byeon 8 Samsung
#69 David Glaess 8 Magnecomp
#70 Dung Viet Nguyen 8 Micron
#71 Hang-Ting Lue 8 Macronix International Co.
#72 He-Zhou WAN 8 TSMC
#73 Hiroshi Maejima 8 Kabushiki Kaisha Toshiba
#74 Huai-Yuan Tseng 8 Sandisk Technologies
#75 Hyo-Jun Choi 8 Korea University Research And Business Foundation
#76 Kedar Janardan Dhori 8 Stmicroelectronics International N.V.
#77 Lawrence Celso Miranda 8 Micron
#78 Masakazu Kakumu 8 Unisantis Electronics Singapore Pte.
#79 Muhammad Asif Bashir 8 —
#80 Nitin Chawla 8 Stmicroelectronics International N.V.
#81 Ning Ge 8 HP
#82 Sead Zildzic 8 Micron
#83 Sheyang Ning 8 Micron
#84 Stanley Hong 8 Silicon Storage Technology
#85 Stephen Trinh 8 Silicon Storage Technology
#86 Sukumar Rajauria 8 Western Digital Technologies
#87 Thuan Vu 8 Silicon Storage Technology
#88 Toru Nakao 8 Fujifilm
#89 Woongrae Kim 8 Sk Hynix
#90 Wu N. Yang 8 —
#91 Abijith Prakash 7 Nuvoton Technology
#92 Alexander Bazarsky 7 Western Digital Technologies
#93 Brian R. York 7 Western Digital Technologies
#94 Chieh Lee 7 TSMC
#95 Ching-Huang Lu 7 Sandisk Technologies
#96 David Avraham 7 Western Digital Technologies
#97 Dong Ryul Kwak 7 Foundation For Research And Business, Seoul National University Of Science And Technology
#98 Hajime Kimura 7 Semiconductor Energy Laboratory
#99 Harsh Rawat 7 Stmicroelectronics International N.V.
#100 Hitoshi KUNITAKE 7 Semiconductor Energy Laboratory

Top Companies

Rank ↑ Company ↕ Patents ↕
1 Micron 329
2 Samsung 275
3 TSMC 218
#4 Sk Hynix 149
#5 Kioxia 102
#6 Western Digital Technologies 91
#7 Changxin Memory Technologies 85
#8 Sandisk Technologies 82
#9 Kabushiki Kaisha Toshiba 73
#10 Yangtze Memory Technologies Co. 71
#11 Toshiba Electronic Devices & Storage 70
#12 Intel 49
#13 Fujifilm 43
#14 United Microelectronics 41
#15 Macronix International Co. 39
#16 IBM 35
#17 Rambus 27
#18 Sony 26
#19 Semiconductor Energy Laboratory 25
#20 Nanya Technology 23
#21 AMD 22
#22 NVIDIA 19
#23 Seagate Technology 18
#24 Unisantis Electronics Singapore Pte. 17
#25 Qualcomm 17
#26 Synopsys 14
#27 Beijing Zitiao Network Technology Co. 13
#28 Gopro 13
#29 Disney 13
#30 Realtek Semiconductor 12
#31 BOE 11
#32 Silicon Storage Technology 10
#33 Headway Technologies 9
#34 Hewlett Packard Enterprise 9
#35 Magnecomp 9
#36 Stmicroelectronics Sa 9
#37 Windbond Electronics 9
#38 Huawei 9
#39 Microsoft 9
#40 Amazon 8
#41 Apple 8
#42 Dell Products 8
#43 Ememory Technology 8
#44 Globalfoundries U.S. 8
#45 Institute Of Microelectronics Of The Chinese Academy Of Sciences 8
#46 Stmicroelectronics International N.V. 8
#47 Tetramem 8
#48 Google 8
#49 CEA 7
#50 Kepler Computing 7
#51 Monolithic 3D 7
#52 Sunrise Memory 7
#53 Ferroelectric Memory Gmbh 6
#54 KAIST 6
#55 Korea University Research And Business Foundation 6
#56 Renesas Electronics 6
#57 Sk Keyfoundry 6
#58 Tsmc China Company, Limited 6
#59 Tsmc Nanjing Company, Limited 6
#60 Canon 6
#61 Hoya 5
#62 Imec Vzw 5
#63 Lodestar Licensing Group 5
#64 Nhk Spring Co. 5
#65 Rohm Co. 5
#66 Seoul National University R&Db Foundation 5
#67 Tdk 5
#68 Texas Instruments 5
#69 Adeia Guides 4
#70 Chengdu Boe Optoelectronics Technology Co. 4
#71 Etron Technology 4
#72 Huazhong University Of Science And Technology 4
#73 Infineon Technologies Ag 4
#74 Invention And Collaboration Laboratory Pte. 4
#75 National Tsing Hua University 4
#76 Phison Electronics 4
#77 Roku 4
#78 Sk Hynix Nand Product Solutions 4
#79 Tohoku University 4
#80 Tokyo Institute Of Technology 4
#81 Wuxi Smart Memories Technologies Co. 4
#82 Crossbar 3
#83 Fidelix Co. 3
#84 Furukawa Electric Co. 3
#85 Hefei Boe Joint Technology Co. 3
#86 Industry-Academic Cooperation Foundation, Yonsei University 3
#87 Lemon 3
#88 Mediatek 3
#89 National Taiwan University 3
#90 Nidec 3
#91 Nxp Usa 3
#92 Sae Magnetics (H.K.) 3
#93 Shanghai Huali Integrated Circuit 3
#94 Sigmastar Technology 3
#95 Silicon Motion 3
#96 Snap 3
#97 Socionext 3
#98 University of California 3
#99 Weebit Nano 3
#100 Wuhan Xinxin Semiconductor Manufacturing Co. 3