Litter Box Inventions

The world's first rack-and-pinion litter box which
I demonstrated to litter-box manufacturers in
Although this design has some problems that have
never been solved, it has been adopted by other
people and made available to over 2 million cats
and cat owners around the world.

Recently I have come up with better designs that
will not kill a cat and have disclosed some of them
in U.S. Patent No. 6202595.

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