MY

Masachika Yamazaki

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
📍 Hitachinaka, JP: #962 of 2,447 inventorsTop 40%
Overall (All Time): #1,295,607 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5258586 Elevator control system with image pickups in hall waiting areas and elevator cars Masato Suzuki, Hiromi Inaba, Kiyoshi Nakamura, Yoshio Sakai, Naofumi Nakata +3 more 1993-11-02
5182776 Image processing apparatus having apparatus for correcting the image processing Masato Suzuki, Hiromi Inaba, Hiroshi Takenaga, Naoto Oonuma, Kiyoshi Nakamura +4 more 1993-01-26
4989694 Elevator group supervisory system Takaaki Ueshima, Kenji Yoneda, Naobumi Nakata, Toshimitsu Tobita, Soshiro Kuzunuki +3 more 1991-02-05
4872532 Signal transmission method and system in elevator equipment Toshimitsu Tobita, Hiromi Inaba, Masato Suzuki, Yuzo Morita, Toshiki Kajiyama +2 more 1989-10-10