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Robbie Cabral - BenjiLock (Fingerprint Lock)
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he wondered why no fingerprint-based padlocks existed
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2018, Shark Tank
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/
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Jamie Siminoff - Ring Smart Doorbell - aquired for 1B USD in 2018
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out of own annoyance, he couldn’t hear the doorbell from his office in the garage
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2013, Shark Tank
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Nobody @ Shark Tank invested, but it gave him the marketing boost he needed