MM

Masatoshi Muramatsu

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
📍 Ibaraki, JP: #1,893 of 6,779 inventorsTop 30%
Overall (All Time): #1,051,799 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5709090 Refrigerating system and operating method thereof Takeshi Endo, Hirokiyo Terada, Naoto Katsumata, Kensaku Oguni, Kazumoto Urata +1 more 1998-01-20
5214918 Refrigerator and method for indicating refrigerant amount Kensaku Oguni, Susumu Nakayama, Hiromu Yasuda, Rumi Minakata, Kazumoto Urata +2 more 1993-06-01
5065588 Air-conditioner system Susumu Nakayama, Kensaku Oguni, Hiromu Yasuda, Rumi Minakata, Kazumoto Urata +4 more 1991-11-19
4904170 Scroll-type fluid machine with different terminal end wrap angles Kazutaka Suefuji, Takao Senshu, Tetsuya Arata, Jyoji Okamoto, Akira Murayama 1990-02-27
4714418 Screw type vacuum pump Katsumi Matsubara, Riichi Uchida, Kotaro Naya, Tsuneharu Takagi 1987-12-22