Thomson became wealthy on the royalties of these, and several related inventions.
Often, a few related inventions will be tested in the same episode.
He did, however, do much to increase the popularity of the toilet, and developed some important related inventions, such as the ballcock.
A related but more recent invention uses a Quantum Tunnelling Composite to sense mechanical stress.
Many software patents have been criticized for containing few, if any, references to related inventions.
Basically, a patent application can relate only to one invention or a group of closely related inventions.
He most widely cited for related inventions:
The circle is the basis for the wheel, which, with related inventions such as gears, makes much of modern machinery possible.
Crapper, however, did much to increase its popularity and came up with some related inventions, such as the ballcock mechanism used to fill toilet tanks.