Here are some:
Other--> Mozaica, Billiards 9 Ball Puzzle, Rubik's Shells, Rubik's Rings, Turnstile or Puzzler Avenger,
Puck type--> Saturn (8 piece puck), Brain Ball
Tiled--> Magic , Master Magic, Junior Magic
Sliding/Pushing--> Luminations (tetrahedron).
Also, for ideas, by now you are probably aware of:
(Sliding) "Nick Baxter's Sliding Block Puzzles" in the Puzzle World web page at
http://www.johnrausch.com/PuzzleWorld/index.html(General) Puzzle museum/shop
http://www.puzzle-shop.de/start-museum.html(General) Virtual Puzzle Museum
http://www.VirtualPuzzleMuseum.com/index.html