Inventor · disambiguated record
Masaaki Ona
Also filed as: ONA MASAAKI
3 granted patents·135 citations·filing 1998–2001
75Inventor score
Top patents by PatentIndex Score
3 records- 0184US5966776AHinge deviceSTRAWBERRY CORP·Filed 1998·Granted Oct 19, 1999·67 cites·11 claims
- 0283US6633643B1Hinge structure for collapsible portable phoneSTRAWBERRY CORP KK·Filed 2000·Granted Oct 14, 2003·54 cites·7 claims
- 0367US6985759B2Opening/closing structure for a flip attached to a portable phoneSTRAWBERRY CORP KK·Filed 2001·Granted Jan 10, 2006·14 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →