Inventor

CHEN YAO-CHING

US4 patents

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

IBM

3 patents

US7657570B2Feb 2, 2010

(unassigned)

1 patent

US5844398ADec 1, 1998

Automatic battery charging system using lowest charge current detection

17 citations75

CHEN YAO-CHING

IBM

Optimizing aggregate processing

Method for executing a query having multiple distinct key columns

System for executing a query having multiple distinct key columns

(unassigned)

Automatic battery charging system using lowest charge current detection