Inventor · disambiguated record
Masahiro Ashizawa
Also filed as: ASHIZAWA MASAHIRO
5 granted patents·38 citations·filing 1992–2012
79Inventor score
Top patents by PatentIndex Score
5 records- 0157US5308511ASolvent-based water- and oil-repellent treating agentMINNESOTA MINING & MFG·Filed 1992·Granted May 3, 1994·13 cites·12 claims
- 0253USD683545SLint roller cover3M INNOVATIVE PROPERTIES CO·Filed 2012·Granted Jun 4, 2013·8 cites·1 claims
- 0351US5475070AFluorine system water- and oil-repellent agentMINNESOTA MINING & MFG·Filed 1994·Granted Dec 12, 1995·10 cites·7 claims
- 0441USD682555SLint roller cover3M INNOVATIVE PROPERTIES CO·Filed 2012·Granted May 21, 2013·4 cites·1 claims
- 0535US6491745B1Water/oil repellent composition3M INNOVATIVE PROPERTIES CO·Filed 1999·Granted Dec 10, 2002·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →