SW

Shuming Wu

NC Nanjing Chervon Industry Co.: 20 patents #5 of 296Top 2%
CT Chervon International Trading: 15 patents #1 of 4Top 25%
CL Chervon Limited: 2 patents #12 of 45Top 30%
CL Chervon (Hk) Limited: 1 patents #60 of 115Top 55%
Chevron: 1 patents #2,615 of 4,788Top 55%
Overall (All Time): #78,114 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 1–25 of 40 patents

Patent #TitleCo-InventorsDate
12311454 Electric circular saw Xiangqing Fu, Junyong Yang, Cong Li, Liang Chen, Junjie Ye +1 more 2025-05-27
9555525 Rotation speed control method for impact type fastening tools Liang Chen, Wu Chen 2017-01-31
8475236 Sander having a damping element Jiyu Zhang, Xunzhuang Qiu, Yi Lu 2013-07-02
8256527 Auto hammer 2012-09-04
7513047 Handheld power tool with a detachable handle 2009-04-07
7243433 Laser level with adjustable laser projection line 2007-07-17
7243734 Power tool with battery power supply 2007-07-17
D532664 Jig saw 2006-11-28
D531874 Electric drill 2006-11-14
7131206 Jig saw with laser alignment system 2006-11-07
D528389 Angle grinder 2006-09-19
D528386 Palm sander 2006-09-19
D527236 Screwdriver 2006-08-29
D526867 Sander 2006-08-22
D524621 Jig saw 2006-07-11
D523363 Self-leveling laser level 2006-06-20
D522830 Portable tile cutter 2006-06-13
7055252 Laser level with adjustable laser projection line 2006-06-06
D520836 Drill 2006-05-16
D519804 Jig saw 2006-05-02
D519456 Plug 2006-04-25
D519346 Jig saw 2006-04-25
D519045 Ultrasonic rangefinder 2006-04-18
D515378 Cordless drill 2006-02-21
D510096 Tile cutter 2005-09-27