Similar to the Cousino Audio Ventor, with a continuous tape loop that had to be hand threaded. Incoming messages were recorded on this cartridge. For the Ansafone KH85, the first commercially successful answering machine in the United States. It was invented by Kazuo Hashimoto and patented in Japan in 1954. Hashimoto was respondible for numerous inventions related to telephony, including caller ID and a digital answering machine.