Namco created PacMan ,Galaga,and many more classics.Coleco and Tiger released the official licensed PacMan,but many more PacMan clones were released ,below a handfull of them.There seems to have been a colaboration as well with the Varie Corp. for a serie of least 6 LCD games.Namco's logo can be found on many cartridges for different consoles,the company is still active today.