ZL

Zhengzhong Li

BC Beijing Sinocep Engine Technology Co.: 5 patents #1 of 8Top 15%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Shaoyang City, NY: #1 of 1 inventorsTop 100%
Overall (All Time): #77,563 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 1–25 of 40 patents

Patent #TitleCo-InventorsDate
12413845 Inspection device with display screen Wenming Li 2025-09-09
D1088223 Electric irrigator 2025-08-12
D1079941 Otoscope Wenming Li 2025-06-17
D1070081 Otoscope Wenming Li 2025-04-08
D1069117 Ear cleaner 2025-04-01
12256904 Inspection device with display screen Wenming Li 2025-03-25
D1065514 Spatula 2025-03-04
D1061888 Ear cleaner 2025-02-11
D1061889 Ear cleaner 2025-02-11
12157419 Vehicle-mounted child monitoring device 2024-12-03
D1050435 Ear spoon 2024-11-05
D1046140 Ear cleaner 2024-10-08
D1040412 Projection lamp Wenming Li 2024-08-27
D1037450 Ear spoon 2024-07-30
D1037451 Ear cleaner 2024-07-30
D1037452 Ear spoon 2024-07-30
D1037453 Ear spoon 2024-07-30
D1033912 Electric cleaning brush 2024-07-09
D1028365 Nail polisher 2024-05-21
D1027177 Ear spoon sleeve 2024-05-14
D1026224 Ear cleaner 2024-05-07
D1025362 Ear spoon 2024-04-30
D1025350 Oral irrigator 2024-04-30
D1025363 Ear spoon 2024-04-30
D1024331 Ear spoon 2024-04-23