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

Data storage Patent Leaders in 2018 2018

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 Robert G. Biskeborn 41 IBM
2 Calvin S. Lo 23 IBM
3 Scott J. Derner 18 Micron
#4 Yingda Dong 18 Sandisk Technologies
#5 Christopher John Kawamura 17 Micron
#6 Jhon Jhy Liaw 17 TSMC
#7 Yen-Huei Chen 16 TSMC
#8 Jae Il Kim 15 Sk Hynix
#9 Koji Sakui 15 Micron
#10 Noboru Shibata 15 Kabushiki Kaisha Toshiba
#11 Hee Youl Lee 14 Sk Hynix
#12 Toru Tanzawa 14 Micron
#13 Xiong Liu 14 Seagate Technology
#14 Yuniarto Widjaja 14 Zeno Semiconductor
#15 Brent Buchanan 13 Hewlett Packard Enterprise
#16 Glen E. Hush 13 Micron
#17 Jason Liang 13 IBM
#18 James Gary Wessel 13 Seagate Technology
#19 Norihito Kasada 13 Fujifilm
#20 Frederick A. Ware 11 Rambus
#21 Masanobu Shirakawa 11 Kioxia
#22 Sanjay Tiwari 11 Micron
#23 Chang Hyun Kim 10 Sk Hynix
#24 Daniele Vimercati 10 Micron
#25 Hiroshi Maejima 10 Kabushiki Kaisha Toshiba
#26 Jon D. Trantham 10 Seagate Technology
#27 Kuljit S. Bains 10 Intel
#28 Michael C. Kautzky 10 Seagate Technology
#29 Ning Ge 10 HP
#30 Alfredo Sam Chu 9 Seagate Technology
#31 Azeez Bhavnagarwala 9 NVIDIA
#32 Deepanshu Dutta 9 Sandisk Technologies
#33 Hung-Jen Liao 9 TSMC
#34 Ian Shaeffer 9 Rambus
#35 Lucian Shifren 9 NVIDIA
#36 Mark A. Lantz 9 IBM
#37 Makoto Yabuuchi 9 Renesas Electronics
#38 Robert Campbell Aitken 9 NVIDIA
#39 Tommaso Vali 9 Micron
#40 Wenzhong Zhu 9 Seagate Technology
#41 Yu Cai 9 Sk Hynix
#42 Akira Goda 8 Micron
#43 Andrea Redaelli 8 Micron
#44 Charles L. Ingalls 8 Micron
#45 Eiki Ozawa 8 Fujifilm
#46 Fabio Pellizzer 8 Micron
#47 Francesco La Rosa 8 Stmicroelectronics (Rousset) Sas
#48 Hernan A. Castro 8 Micron
#49 Hidehiro Fujiwara 8 TSMC
#50 Jason Bryce Gadbois 8 Seagate Technology
#51 Jianhua Yang 8 Hewlett Packard Enterprise
#52 John Charles Duda 8 Seagate Technology
#53 Martin Blaber 8 Seagate Technology
#54 Mark Anthony Gubbins 8 Seagate Technology
#55 Ramin Ghodsi 8 Micron
#56 Sang-Wan Nam 8 Samsung
#57 Sahil Preet Singh 8 TSMC
#58 Syed M. Alam 8 Everspin Technologies
#59 Tong Zhao 8 Seagate Technology
#60 Umberto Di Vincenzo 8 Micron
#61 Yoocharn Jeon 8 Hewlett Packard Enterprise
#62 Zoran Jandric 8 Seagate Technology
#63 Akshay Kumar 7 NVIDIA
#64 Alessandro Calderoni 7 Micron
#65 Cheng Hung Lee 7 TSMC
#66 Darryl G. Walker 7 Mavagail Technology
#67 Declan Macken 7 Seagate Technology
#68 Ernest S. Gale 7 IBM
#69 Fan Zhang 7 Sk Hynix
#70 Hank J. Hundemer 7 Tribune Broadcasting Company
#71 Hieu Van Tran 7 University of California
#72 Hiroshi Yahata 7 Panasonic
#73 Hiroaki Yoda 7 Kabushiki Kaisha Toshiba
#74 Il Han Park 7 Samsung
#75 Innocenzo Tortorelli 7 Micron
#76 Kiyoshi Kato 7 Semiconductor Energy Laboratory
#77 Kiran Pangal 7 Intel
#78 Kuoyuan (Peter) Hsu 7 TSMC
#79 Min Su Park 7 Sk Hynix
#80 Mudit Bhargava 7 NVIDIA
#81 Nhan X. Bui 7 IBM
#82 Nian Niles Yang 7 Sandisk Technologies
#83 Piyush Agarwal 7 NVIDIA
#84 Robert E. Fontana, Jr. 7 IBM
#85 Satoshi Shirotori 7 Kabushiki Kaisha Toshiba
#86 Shawn M. Nave 7 IBM
#87 Timothy J. Klemmer 7 Seagate Technology
#88 Tim Rausch 7 Seagate Technology
#89 Toshiki Hirano 7 Western Digital Technologies
#90 Todd Michael Lammers 7 Seagate Technology
#91 Troy A. Manning 7 Micron
#92 Yu-Der Chih 7 TSMC
#93 Yuichiro Ishii 7 Renesas Electronics
#94 Aaron Yip 6 Micron
#95 Adam Johnson 6 Micron
#96 Atul Katoch 6 TSMC
#97 Bal S. Sandhu 6 NVIDIA
#98 Benjamin Louie 6 Micron
#99 Chiting Cheng 6 TSMC
#100 Christophe J. Chevallier 6 Micron

Top Companies

Rank ↑ Company ↕ Patents ↕
1 Micron 328
2 Sk Hynix 278
3 Seagate Technology 224
#4 IBM 176
#5 Samsung 166
#6 Toshiba Memory 139
#7 Intel 113
#8 Western Digital Technologies 103
#9 TSMC 94
#10 Sandisk Technologies 84
#11 Kabushiki Kaisha Toshiba 75
#12 Qualcomm 49
#13 Renesas Electronics 44
#14 Sony 44
#15 NVIDIA 43
#16 Hewlett Packard Enterprise 36
#17 Panasonic 36
#18 Rambus 32
#19 Semiconductor Energy Laboratory 32
#20 Fujifilm 27
#21 United Microelectronics 26
#22 Texas Instruments 22
#23 Apple 21
#24 Macronix International Co. 21
#25 Western Digital (Fremont) 21
#26 BOE 20
#27 Disney 20
#28 Stmicroelectronics Sa 19
#29 Globalfoundries 18
#30 Headway Technologies 18
#31 Stmicroelectronics (Rousset) Sas 17
#32 Amazon 15
#33 Cypress Semiconductor 15
#34 Ememory Technology 15
#35 Oracle 15
#36 Nxp Usa 14
#37 Silicon Motion 14
#38 Gopro 13
#39 Zeno Semiconductor 13
#40 Google 13
#41 AMD 12
#42 Fujitsu Limited 12
#43 Infineon Technologies Ag 12
#44 Everspin Technologies 11
#45 Showa Denko K.K. 11
#46 Microsoft 11
#47 Avago Technologies General Ip (Singapore) Pte. 10
#48 Nidec 10
#49 Sharp Kabushiki Kaisha 10
#50 Silicon Storage Technology 10
#51 Canon 10
#52 Stmicroelectronics International N.V. 9
#53 Tdk 9
#54 Crocus Technology Sa 8
#55 Fuji Electric Co. 8
#56 Lapis Semiconductor Co. 8
#57 Lite-On Technology 8
#58 Magnecomp 8
#59 Nanya Technology 8
#60 Phison Electronics 8
#61 Hutchinson 7
#62 Mediatek 7
#63 Semiconductor Manufacturing International (Shanghai) 7
#64 Synopsys 7
#65 Toshiba Electronic Devices & Storage 7
#66 Tribune Broadcasting Company 7
#67 LG 7
#68 Cadence Design Systems 6
#69 CEA 6
#70 Crossbar 6
#71 Fujifilm Business Innovation 6
#72 Futurewei Technologies 6
#73 Lite-On Electronics (Guangzhou) Limited 6
#74 Nhk Spring Co. 6
#75 Teac 6
#76 Dell Products 5
#77 HP 5
#78 Industry-Academic Cooperation Foundation, Yonsei University 5
#79 Integrated Device Technology 5
#80 Longitude Semiconductor S.A.R.L. 5
#81 Memory-Tech Holdings 5
#82 Nantero 5
#83 Neo Semiconductor 5
#84 Nitto Denko 5
#85 Ovonyx Memory Technology 5
#86 Sae Magnetics (H.K.) 5
#87 Sunrise Memory 5
#88 Tohoku University 5
#89 Unity Semiconductor 5
#90 Unknown 5
#91 Wd Media 5
#92 Huawei 5
#93 AT&T 4
#94 Aol 4
#95 Avalanche Technology 4
#96 Beijing Boe Optoelectronics Technology Co. 4
#97 Carnegie Mellon University 4
#98 Conversant Intellectual Property Management 4
#99 Globalfoundries Singapore Pte. 4
#100 Gracenote 4