Yi Qin has been granted 27 US patents while listed as an inventor at Instant Brands Holdings . The first was granted in 2013 and the most recent in September 2025. Yi Qin ranks #142,059 of 4,157,543 US inventors in our database (top 3.4%). Patent records list Yi Qin in Tianjin, ON, CN.
Patents per Year Patents granted per year, 2013 to 2025 Bar chart with a peak of 6 patents in 2023. peak 6 2013: 1 patents 2013 2019: 2 patents 2019 2020: 1 patents 2020 2021: 5 patents 2021 2022: 4 patents 2022 2023: 6 patents 2023 2024: 5 patents 2024 2025: 3 patents 2025 Issued Patents All Time
Showing 1–25 of 27 patents
Patent # Title Co-Inventors Date
12403218 Biological valve material, preparation method, and cross-linking agent Zhi-Hong Wang , Jing Liu , Xi Leng , De-Ling Kong 2025-09-02
12356953 Intelligent cat litter box Nan Jiang , Ting He 2025-07-15
12207765 Mixing apparatus, mixing machine and cooking utensil Yude Han , Jiwei Wang 2025-01-28
12158272 Control panel and electric cooking appliance Yude Han , Jiwei Wang 2024-12-03
12121183 Pot lid assembly and cooking utensil Yude Han , Jiwei Wang 2024-10-22
12108904 Apparatus for detecting a cooker lid status Robert Wang 2024-10-08
11925291 Pot lid assembly and cooking utensil Yude Han , Jiwei Wang 2024-03-12
11918137 Cooking appliance Yok Chong Chi , Jiwei Wang 2024-03-05
11684207 Air fryer Yude Han , HuaFeng Li 2023-06-27
11659951 Cooking appliance Yok Chong Chi , Jiwei Wang 2023-05-30
11641970 Cooking appliance Jiwei Wang 2023-05-09
11633060 Pressure cooking appliance with lid Jiwei Wang , Ling Weng 2023-04-25
11633063 Air fryer Yude Han , HuaFeng Li 2023-04-25
D975497 Combined cooker lid with handle strip Jiwei Wang , Dongjun Wang 2023-01-17
11529012 Electric pressure cooker Yude Han , Jiwei Wang 2022-12-20
11439272 Induction heating food processor Jiwei Wang 2022-09-13
D946962 Air fryer — 2022-03-29
11259664 Cooking appliance Yok Chong Chi , Jiwei Wang 2022-03-01
11197572 Pressure cooking appliance with lid Jiwei Wang , Ling Weng 2021-12-14
D937623 Air fryer — 2021-12-07
D934911 Display screen or portion thereof with graphical user interface Jiwei Wang , Dongjun Wang 2021-11-02
D915825 Pressure cooker Jiwei Wang , Dongjun Wang 2021-04-13
D910365 Cooker Ling Weng , Robert Wang 2021-02-16
10827871 Safety lid for a pressure cooker Dongjun Wang , Jiwei Wang 2020-11-10
D852224 Display screen with graphical interface Jiwei Wang , Dongjun Wang 2019-06-25