HA

Hisashi Aoki

HC Hitachi-Johnson Controls Air Conditioning: 1 patents #2 of 9Top 25%
Overall (2024): #445,871 of 561,600Top 80%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11890721 Screw rotor processing method and screw rotor lead correction calculation device Toshio Yamanaka, Koji Utsumi, Yoshiyuki Yamada, Hidetaro Kayanuma 2024-02-06