Same meaning?
Since 1977 , LAGOS has made more than two million pieces . Steven Lagos estimates that he has created 10,000 pieces and 400 to 500 new designs each year .
Since 1977 LAGOS has created more than two million pieces , and Steven Lagos estimates that he has made 10,000 pieces and 400 to 500 new designs each year .

Answer: yes

Same meaning?
For Mead , unlike John Dewey and J. J. Gibson , however , the key is not just social action , but human action .
However , for Mead , unlike John Dewey and J. J. Gibson , the key is not simply social action , but rather human action .

Answer: yes

Same meaning?
The position was filled by William Hay from 2007 to 13 October 2014 , but has since been replaced by Mitchel McLaughlin .
The position was filled from 2007 , until 13th October 2014 by Mitchel McLaughlin , but has since been succeeded by William Hay .

Answer: no

Same meaning?
The PacifiCats were designed by Philip Hercus of Australia and Robert Allan Limited of Vancouver .
The PacifiCats were designed by Philip Hercus from Vancouver and Robert Allan Limited of Australia .

Answer:
no