AT

Akira Tezuka

HI Hitachi: 2 patents #336 of 2,935Top 15%
📍 Ebeye: #30 of 344 inventorsTop 9%
Overall (1989): #31,592 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4852639 Air conditioning system for vehicle Hyosei Horiguchi, Shuuichi Seki 1989-08-01
4815943 Variable displacement wobble plate compressor with capacity control valve Kenichi Kawashima, Kenji Emi, Kosaku Sayo, Toshikazu Ito, Toshio Sudo +9 more 1989-03-28