Shigeo SatomuraShigeo Satomura (1919 - 1960) was a Japanese scientist. Designed and developed the Doppler Cardiograph, blood-rheograph and trasncutaneous flowmeterMike CadoganJanuary 4, 2019
Ziro KanekoZiro Kaneko (1915 – 1997) Japanese neuropsychiatrist. Pioneer in the field of Geriatric Psychiatry in Japan. Doppler Flowmeter (1960)Mike CadoganJanuary 4, 2019