Home Blood Pressure Monitors / Test Patterns *RERUN
The fascinating stories and secrets behind hit Japanese products, plus parts and machines that boast the top share of niche markets. In the first half: the story behind home blood pressure monitors that use fuzzy logic, developed by a Japanese company in 1991. In the second half: test patterns with colorful gradients and fine lines used to evaluate the performance of photocopiers. We visit the Japanese printing company that holds around 90% of the global market share for these patterns.
Nishioka Takanori, developer of home blood pressure monitors
One of the latest blood pressure monitors: a wearable
Ogino Masahiko, test pattern engineer