RM

Rumi Minakata

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
Overall (All Time): #1,285,662 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5744880 Rotating motor and motor-driven vehicle Mitsuo Kudoh, Toshihiko Fukushima, Suetato Shibukawa, Osamu Koizumi, Fumio Tajima +1 more 1998-04-28
5214918 Refrigerator and method for indicating refrigerant amount Kensaku Oguni, Susumu Nakayama, Hiromu Yasuda, Kazumoto Urata, Masatoshi Muramatsu +2 more 1993-06-01
5107684 Air conditioner and operating method thereof Susumu Nakayama, Kensaku Oguni, Sigeaki Kuroda, Takao Senshu 1992-04-28
5065588 Air-conditioner system Susumu Nakayama, Kensaku Oguni, Hiromu Yasuda, Kazumoto Urata, Masatoshi Muramatsu +4 more 1991-11-19