The company later refined its focus to privacy management products.

Although originally calculated as a doubling every year, Moore later refined the period to two years.

This was later refined by the use of lasers.

It was later refined to the Model 1878 revolver.

The idea was later refined by David Prosser in 2003.

The design was later refined to include eight rotors, each driven by two engines for a total of sixteen.

The production was later refined in England and became immensely popular among the English working classes.

Its crystal structure was refined later on synthetic samples.

Prince Motor Company later refined the design such that it no longer needed licensing.

He later refined the reflectors and came up with sleeker tracks, but the basic design has never really changed.