Inventor · disambiguated record
Kosaburo Niwa
Also filed as: NIWA KOSABURO
7 granted patents·71 citations·filing 1989–2000
85Inventor score
Files withDAIDO METAL CO7
Top patents by PatentIndex Score
7 records- 0166US6557784B1Mixer for forming a thin oil film on a surface of a drop of waterDAIDO METAL CO·Filed 2000·Granted May 6, 2003·12 cites·5 claims
- 0261US5332317ASliding/rolling bearing having rolling elementsDAIDO METAL CO·Filed 1993·Granted Jul 26, 1994·21 cites·2 claims
- 0347US5636976ATip seal for scroll type compressor and manufacturing method thereforDAIDO METAL CO·Filed 1995·Granted Jun 10, 1997·10 cites·2 claims
- 0446US5302032ARadial/thrust composite-bearing having rolling elementsDAIDO METAL CO·Filed 1993·Granted Apr 12, 1994·13 cites·2 claims
- 0535US5306090ASliding roller bearing having rolling membersDAIDO METAL CO·Filed 1993·Granted Apr 26, 1994·7 cites·8 claims
- 0634US4977664AProcessing apparatus for plain bearingsDAIDO METAL CO·Filed 1989·Granted Dec 18, 1990·4 cites·2 claims
- 0733US5104303AInternal gear pump with tapered oil pockets in sliding surfacesDAIDO METAL CO·Filed 1990·Granted Apr 14, 1992·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →