Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Cheng Chi — 32 Patents

IBM: 29 patents #3,540 of 70,183Top 6%
Globalfoundries: 2 patents #1,397 of 4,424Top 35%
TLTokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%
SSStmicroelectronics Sa: 2 patents #2,467 of 1,676Top 150%
ITITRI: 1 patents #5,197 of 9,619Top 55%
NUNational Tsing Hua University: 1 patents #672 of 2,036Top 35%
Jersey City, NJ: #32 of 1,424 inventorsTop 3%
New Jersey: #2,020 of 69,400 inventorsTop 3%
Overall (All Time): #110,428 of 4,157,543Top 3%
32 Patents All Time
Cheng Chi has been granted 32 US patents while listed as an inventor at IBM. The first was granted in 1985 and the most recent in August 2025. Cheng Chi ranks #110,428 of 4,157,543 US inventors in our database (top 2.7%). Patent records list Cheng Chi in Jersey City, NJ, US.

Patents per Year

Patents granted per year, 1985 to 2025Bar chart with a peak of 5 patents in 2019.peak 51985: 1 patents19851992: 2 patents1994: 1 patents19941998: 1 patents2002: 1 patents20022008: 1 patents2016: 2 patents20162017: 2 patents2018: 3 patents20182019: 5 patents2020: 1 patents20202021: 1 patents2022: 5 patents20222023: 1 patents2024: 3 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12382621 Decoupling capacitor inside gate cut trench Reinaldo Vega, Takashi Ando, Praneet Adusumilli, David Wolpert 2025-08-05
12310061 Nanosheet transistor devices with different active channel widths Ruilong Xie, Julien Frougier, Kangguo Cheng, Chanro Park, Jinning Liu 2025-05-20
12057387 Decoupling capacitor inside gate cut trench Reinaldo Vega, David Wolpert, Takashi Ando, Praneet Adusumilli 2024-08-06 $17,119,000
11990470 Ferroelectric and paraelectric stack capacitors Takashi Ando, Reinaldo Vega, Praneet Adusumilli 2024-05-21 $15,464,000
11916099 Multilayer dielectric for metal-insulator-metal capacitor Takashi Ando, Reinaldo Vega, David Wolpert, Praneet Adusumilli 2024-02-27 $9,833,000
11588105 Phase-change memory device with reduced programming voltage Praneet Adusumilli, Takashi Ando, Reinaldo Vega 2023-02-21 $5,683,000
11502252 Resistive switching memory cell Takashi Ando, Praneet Adusumilli, Reinaldo Vega 2022-11-15 $5,426,000
11456416 Resistive switching memory cell Praneet Adusumilli, Takashi Ando, Reinaldo Vega 2022-09-27 $6,862,000
11430954 Resistance drift mitigation in non-volatile memory cell Praneet Adusumilli, Anirban Chandra, Takashi Ando, Reinaldo Vega 2022-08-30 $8,668,000
11424362 NCFETS with complimentary capacitance matching using stacked n-type and p-type nanosheets Takashi Ando, Reinaldo Vega, Praneet Adusumilli 2022-08-23 $8,523,000
11335730 Vertical resistive memory device with embedded selectors Takashi Ando, Praneet Adusumilli, Reinaldo Vega 2022-05-17 $6,899,000
10916630 Nanosheet devices with improved electrostatic integrity Ruilong Xie, Chi-Chun Liu, Kangguo Cheng 2021-02-09 $3,536,000
10680064 Techniques for VFET top source/drain epitaxy Kangguo Cheng, Chi-Chun Liu, Ruilong Xie, Tenko Yamashita, Chun-Chen Yeh 2020-06-09 $2,264,000
10361116 Design-aware pattern density control in directed self-assembly graphoepitaxy process Hsueh-Chung Chen, Lin Hu, Kafai Lai, Chi-Chun Liu, Jed W. Pitera 2019-07-23 $2,519,000
10340179 Via formation using directed self-assembly of a block copolymer Kafai Lai, Chi-Chun Liu, Yongan Xu 2019-07-02 $3,331,000
10199464 Techniques for VFET top source/drain epitaxy Kangguo Cheng, Chi-Chun Liu, Ruilong Xie, Tenko Yamashita, Chun-Chen Yeh 2019-02-05 $9,200,000
10170585 Semiconductor devices having equal thickness gate spacers Ruilong Xie 2019-01-01
10170582 Uniform bottom spacer for vertical field effect transistor Michael P. Belyansky, Ekmini Anuja De Silva, Tenko Yamashita 2019-01-01
10157789 Via formation using sidewall image transfer process to define lateral dimension Shyng-Tsong Chen, Chi-Chun Liu, Sylvie Mignot, Yann Mignot, Hosadurga Shobha +3 more 2018-12-18 $3,830,000
10090410 Forming a combination of long channel devices and vertical transport fin field effect transistors on the same substrate Tenko Yamashita, Chen Zhang 2018-10-02 $3,730,000
9984920 Design-aware pattern density control in directed self-assembly graphoepitaxy process Hsueh-Chung Chen, Lin Hu, Kafai Lai, Chi-Chun Liu, Jed W. Pitera 2018-05-29 $2,015,000
9810980 Graphoepitaxy directed self assembly Hongyun Cottle, Chi-Chun Liu, Kristin Schmidt 2017-11-07 $4,555,000
9632408 Graphoepitaxy directed self assembly Hongyun Cottle, Chi-Chun Liu, Kristin Schmidt 2017-04-25 $1,937,000
9490168 Via formation using sidewall image transfer process to define lateral dimension Shyng-Tsong Chen, Chi-Chun Liu, Sylvie Mignot, Yann Mignot, Hosadurga Shobha +3 more 2016-11-08 $9,888,000
9409857 Agomelatine sulfuric acid complex, and preparation method and application thereof Haiping Wang, Zhengming Chi, Jin Wang, Guanyu Xu 2016-08-09