Inventor

OHTA YASUTO

JP3 patents

Patents

3 patents

US4938315AJul 3, 1990

Apparatus for exchanging oil for device having oil pan for circulating oil therebetween

TOKYO TATSUNO KK62 citations93

US5111201AMay 5, 1992

System radio transmission of liquid level data and battery saving technique

TOKYO TATSUNO KK28 citations90

US4434657AMar 6, 1984

Liquid quantity measuring apparatus

TOKYO TATSUNO KK37 citations87