Cheng Kung Lain

📍 San Francisco, CA: #9,535 of 26,999 inventorsTop 40%

🗺 California: #124,610 of 386,348 inventorsTop 35%

Overall (All Time): #1,269,532 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
6584705	Shoe having simplified construction	—	2003-07-01
6115944	Dynamic dual density heel bag	—	2000-09-12
5950332	Fluid circulating cushioned insole	—	1999-09-14
5179791	Torsional spring insole and method	—	1993-01-19