Inventor · disambiguated record
Masao Murakawa
Also filed as: MURAKAWA MASAO
4 granted patents·116 citations·filing 1977–2002
79Inventor score
Top patents by PatentIndex Score
4 records- 0183US6637984B2Heat absorbing throw-away tip and heat absorbing throw-away tool using the throw-away tipFiled 2001·Granted Oct 28, 2003·56 cites·13 claims
- 0268US4282996AMethod of continuous slitting of flat material and apparatus thereforMAEDA TEIZO·Filed 1977·Granted Aug 11, 1981·28 cites·18 claims
- 0361US4770572APress for manufacturing helical gearsAMINO IRON WORKS·Filed 1986·Granted Sep 13, 1988·24 cites·17 claims
- 0460US7022252B2Permanent magnetic alloy and bonded magnetHITACHI METALS LTD·Filed 2002·Granted Apr 4, 2006·8 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →