YK

Yoko Kokugan

HI Hitachi: 1 patents #195 of 745Top 30%
Overall (2023): #193,796 of 537,848Top 40%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11561019 Performance diagnosis device and performance diagnosis method for air conditioner Tatsuo Fujii, Akiko Iizuka 2023-01-24