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 26–40 of 40 patents

Patent #TitleCo-InventorsDate
11920763 Projection lamp Wenming Li 2024-03-05
11904445 Manual tweezers Wenming Li 2024-02-20
D1010824 Ear cleaning device Wenming Li 2024-01-09
D1006227 Ear cleaner 2023-11-28
D1006228 Ear cleaner 2023-11-28
D994120 Ear cleaning device 2023-08-01
10473098 Reciprocating plunger pump and its engine body, the slider crank mechanism and the slide block, the bearing seat, the crankcase upper cover and the plunger seat Ming Li 2019-11-12
10012224 Crank circular sliding block mechanism, parts thereof, and equipment therefrom Ming Li 2018-07-03
9593579 Crank circular sliding block mechanism and reciprocating member, cylinder block, internal combustion engine, and compressor Ming Li, Yusheng Ma, Qingxu Wang, Lijun Guo 2017-03-14
9163658 Parts for crankshaft of internal combustion engine or compressor, crankshaft, internal combustion engine and compressor Ming Li 2015-10-20
8931442 V-type block of a crank circular slider mechanism and a cylinder liner, a group of the cylinder liner, mechanical equipment thereof Ming Li, Peter Zhimin Tan, Huiyuan Miao, Dekun Feng 2015-01-13
6843166 Automatic cooking and vending machine 2005-01-18
6082314 Multiple circular slider crank reciprocating piston internal combustion engine Ming Li 2000-07-04
5934229 Double circular slider crank reciprocating piston internal combustion engine Ming Li 1999-08-10
5797330 Mass transit system 1998-08-25