Assignee
KATO HIROHARU
JP·3 granted patents·91 citations·filing 1994–2009
Top patents by PatentIndex Score
3 records- 0192US5575232AMethod and device for reducing friction on a navigating vehicleKATO HIROHARU·Filed 1994·Granted Nov 19, 1996·49 cites·13 claims
- 0286US6186085B1Method for reducing frictional resistance of hull, frictional resistance reducing ship using such method, and method for analyzing ejected air-bubbles from shipKATO HIROHARU·Filed 1996·Granted Feb 13, 2001·42 cites·14 claims
- 0343US8760155B2Magnetism measuring method and deviceKATO HIROHARU·Filed 2009·Granted Jun 24, 2014·0 cites·15 claims
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