KN

Kosaburo Niwa

DC Daido Metal Company: 7 patents #44 of 280Top 20%
Overall (All Time): #758,840 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6557784 Mixer for forming a thin oil film on a surface of a drop of water Takashi Nakamura, Hiroshi Yoshimura 2003-05-06
5636976 Tip seal for scroll type compressor and manufacturing method therefor Toshio Egami, Teruo Abe 1997-06-10
5332317 Sliding/rolling bearing having rolling elements Hideyumi Matsumura 1994-07-26
5306090 Sliding roller bearing having rolling members Hideyumi Matsumura 1994-04-26
5302032 Radial/thrust composite-bearing having rolling elements Hideyumi Matsumura 1994-04-12
5104303 Internal gear pump with tapered oil pockets in sliding surfaces Sanae Mori 1992-04-14
4977664 Processing apparatus for plain bearings Sanae Mori 1990-12-18