NI

Naotsugu Ishiki

SA Sanden: 2 patents #221 of 631Top 40%
Overall (All Time): #2,344,902 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4697420 Stirling cycle engine Yuji Takei 1987-10-06
4578949 Hot gas reciprocating apparatus and convector heater Yuji Takei 1986-04-01