KT

Koji Tsukii

HC Hitachi-Johnson Controls Air Conditioning: 2 patents #38 of 179Top 25%
Overall (All Time): #1,899,913 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10571178 Air conditioner and motor controller Yoji Ogura, Kazuhiro Ueta 2020-02-25
10389282 DC power supply unit and air conditioner using same Atsushi Okuyama, Tsutomu Kurokawa, Masahiro Tamura, Kenji Tamura 2019-08-20