MH

Masakazu Hase

HC Hitachi Industrial Equipment Systems Co.: 7 patents #61 of 550Top 15%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #545,901 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11994138 Gas compressor with a plurality of air realease systems each having an air release valve and an air regulating valve Kenji Morita, Masahiko Takano 2024-05-28
11448217 Gas compressor Hideharu Tanaka, Akira Iyozumi, Masahiko Takano, Kenji Morita, Shigeyuki YORIKANE +2 more 2022-09-20
9136788 Motor controller, air compressor, air conditioner, controller of passenger conveyor and controller of conveyor Tomofumi Okubo, Norinaga Suzuki, Hajime Uematsu, Hideharu Tanaka, Yoshiyuki Taguchi 2015-09-15
8608450 Compressed air manufacturing facility Hiroyuki Matsuda 2013-12-17
8257053 Compressed air manufacturing facility Hiroyuki Matsuda 2012-09-04
7808202 Beat-less controller for permanent magnet motor Kazuaki Tobari, Yoshitaka Iwaji, Kiyoshi Sakamoto, Hajime Uematsu 2010-10-05
7719226 Highly responsive permanent magnet motor controller Kazuaki Tobari, Yoshitaka Iwaji, Daigo Kaneko, Hajime Uematsu 2010-05-18
D550721 Air compressor Hideharu Tanaka, Masahiko Takano, Tomotake Sakaguchi, Hiroyuki Matsuda 2007-09-11
6287083 Compressed air production facility Masakazu Aoki, Hiroyuki Matsuda 2001-09-11