Have a great new invention for a green service or product?

Most great inventions and ideas come out of them, you know.

I always thought it was a great, profound invention of the 20th century.

"It's such a great invention," I say about the videotape over the phone.

Most great inventions do not come when you have a gun to your head.

After the war, he claimed to have made several great inventions in the preceding years.

She didn't think of it as a great invention.

Every great invention existed first in the mind of the inventor.

Besides, great inventions were seldom the result of one man's work.

It would have been a very great invention, wouldn't it?