Inventor
MISUMI MASAO
JP7 patents
⚠️ This page may combine multiple inventors who share the name “MISUMI MASAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OVAL ENG CO LTD
5 patentsUS4977781ADec 18, 1990
Vortex flow meter
OVAL ENG CO LTD20 citations79
US4683760AAug 4, 1987
Vortex flow meter
OVAL ENG CO LTD17 citations71
US4891989AJan 9, 1990
Vortex flow meter
OVAL ENG CO LTD1 citations60
US4838092AJun 13, 1989
Vortex flow meter
OVAL ENG CO LTD1 citations60
US5193399AMar 16, 1993
Vortex flowmeter
OVAL ENG CO LTD3 citations56