Inventor

SONG KAILI

US2 patents

⚠️ This page may combine multiple inventors who share the name “SONG KAILI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OIL PROD TECH INST SHENGLI PET

1 patent

US5375657ADec 27, 1994

Chain long-stroke oil-well pumping unit

OIL PROD TECH INST SHENGLI PET53 citations81

NUTECH VENTURES

1 patent

US10828246B2Nov 10, 2020

Effective hair styling compositions and processes

NUTECH VENTURES0 citations43