Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
CP

Chando Park — 60 Patents

Qualcomm: 36 patents #653 of 12,104Top 6%
Applied Materials: 10 patents #1,301 of 7,310Top 20%
W(Western Digital (Fremont): 9 patents #80 of 473Top 20%
HBHgst Netherlands, B.V.: 5 patents #155 of 972Top 20%
Palo Alto, CA: #266 of 9,675 inventorsTop 3%
California: #5,886 of 386,348 inventorsTop 2%
Overall (All Time): #38,820 of 4,157,543Top 1%
60 Patents All Time
Chando Park has been granted 60 US patents while listed as an inventor at Qualcomm. The first was granted in 2012 and the most recent in January 2025. Chando Park ranks #38,820 of 4,157,543 US inventors in our database (top 0.93%). Patent records list Chando Park in Palo Alto, CA, US.

Issued Patents All Time

Showing 1–25 of 60 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12201030 Spin-orbit torque MRAM structure and manufacture thereof Minrui Yu, Wenhui Wang, Jaesoo Ahn, Jong Mun Kim, Sahil Patel +5 more 2025-01-14
12075628 Magnetic memory devices and methods of formation Lin Xue, Jaesoo Ahn, Hsin-wei Tseng, Mahendra Pakala 2024-08-27 $120,173,000
11818959 Methods for forming structures for MRAM applications Hsin-wei Tseng, Jaesoo Ahn, Lin Xue, Mahendra Pakala 2023-11-14 $33,075,000
11723283 Spin-orbit torque MRAM structure and manufacture thereof Minrui Yu, Wenhui Wang, Jaesoo Ahn, Jong Mun Kim, Sahil Patel +5 more 2023-08-08 $46,911,000
11621393 Top buffer layer for magnetic tunnel junction application Lin Xue, Chi Hong Ching, Jaesoo Ahn, Mahendra Pakala 2023-04-04 $41,324,000
11522126 Magnetic tunnel junctions with protection layers Lin Xue, Jaesoo Ahn, Sahil Patel, Mahendra Pakala 2022-12-06 $44,170,000
11145808 Methods for etching a structure for MRAM applications Jong Mun Kim, Minrui Yu, Mang-Mang Ling, Jaesoo Ahn, Chentsau Chris Ying +3 more 2021-10-12 $163,741,000
11069853 Methods for forming structures for MRAM applications Hsin-wei Tseng, Jaesoo Ahn, Lin Xue, Mahendra Pakala 2021-07-20 $88,311,000
10923652 Top buffer layer for magnetic tunnel junction application Lin Xue, Chi Hong Ching, Jaesoo Ahn, Mahendra Pakala 2021-02-16 $36,444,000
10833254 Engineered barrier layer interface for high speed spin-transfer torque magnetic random access memory Jimmy Jianan Kan, Peiyuan Wang, Seung H. Kang 2020-11-10 $31,067,000
10756259 Spin orbit torque MRAM and manufacture thereof Jaesoo Ahn, Hsin-wei Tseng, Lin Xue, Mahendra Pakala 2020-08-25 $29,525,000
10740017 Dynamic memory protection Wei-Chuan Chen, Sungryul Kim, Adam E. Newham, Seung H. Kang, Rashid Ahmed Akbar Attar 2020-08-11 $24,684,000
10636962 Spin-orbit torque (SOT) magnetic tunnel junction (MTJ) (SOT-MTJ) devices employing perpendicular and in-plane free layer magnetic anisotropy to facilitate perpendicular magnetic orientation switching, suitable for use in memory systems for storing data Sungryul Kim, Seung H. Kang 2020-04-28 $12,560,000
10547460 Message-based key generation using physical unclonable function (PUF) Peiyuan Wang, Jimmy Jianan Kan, Seung H. Kang 2020-01-28 $18,500,000
10483457 Differential spin orbit torque magnetic random access memory (SOT-MRAM) cell structure and array Hochul Lee, Seung H. Kang 2019-11-19 $11,666,000
10460780 Magneto-resistive random access memory (MRAM) employing an integrated physically unclonable function (PUF) memory Sungryul Kim, Seung H. Kang 2019-10-29 $17,058,000
10460785 Parallel write scheme utilizing spin hall effect-assisted spin transfer torque random access memory Hochul Lee, Seung H. Kang 2019-10-29 $17,058,000
10431734 Engineered barrier layer interface for high speed spin-transfer torque magnetic random access memory Jimmy Jianan Kan, Peiyuan Wang, Seung H. Kang 2019-10-01 $14,181,000
10381060 High-speed, low power spin-orbit torque (SOT) assisted spin-transfer torque magnetic random access memory (STT-MRAM) bit cell array Jimmy Jianan Kan, Peiyuan Wang, Sungryul Kim, Seung H. Kang 2019-08-13 $16,216,000
10311930 One-time programming (OTP) magneto-resistive random access memory (MRAM) bit cells in a physically unclonable function (PUF) memory in breakdown to a memory state from a previous read operation to provide PUF operations Sungryul Kim, Seung H. Kang 2019-06-04 $14,525,000
10249814 Dynamic memory protection Seung H. Kang, Sungryul Kim, Wei-Chuan Chen 2019-04-02 $8,975,000
10134808 Magnetic tunnel junction (MTJ) devices with heterogeneous free layer structure, particularly suited for spin-torque-transfer (STT) magnetic random access memory (MRAM) (STT MRAM) Jimmy Jianan Kan, Matthias Georg Gottwald, Seung H. Kang 2018-11-20 $7,849,000
10103319 Ultrathin perpendicular pinned layer structure for magnetic tunneling junction devices Kangho Lee, Jimmy Jianan Kan, Xiaochun Zhu, Matthias Georg Gottwald, Seung H. Kang 2018-10-16 $13,339,000
10096649 Reducing or avoiding metal deposition from etching magnetic tunnel junction (MTJ) devices, including magnetic random access memory (MRAM) devices Jimmy Jianan Kan, Seung H. Kang 2018-10-09 $10,335,000
10043967 Self-compensation of stray field of perpendicular magnetic elements Wei-Chuan Chen, Xiaochun Zhu, Xia Li, Yu Lu, Seung H. Kang 2018-08-07 $11,386,000