Inventor · disambiguated record
Hirofumi Matsumura
Also filed as: MATSUMURA HIROFUMI
5 granted patents·8 citations·filing 2002–2021
69Inventor score
Files withPIONEER CORP5
Top patents by PatentIndex Score
5 records- 0161US11661015B2Holding mechanism and holding devicePIONEER CORP·Filed 2021·Granted May 30, 2023·0 cites·12 claims
- 0260US6987641B2Protection of electronic apparatus against erroneous operations by stopping power supplyPIONEER CORP·Filed 2004·Granted Jan 17, 2006·4 cites·5 claims
- 0348US11097665B2Holding mechanism and holding devicePIONEER CORP·Filed 2018·Granted Aug 24, 2021·0 cites·10 claims
- 0448US6977795B2Protection of electronic apparatus against static electricity by groundingPIONEER CORP·Filed 2002·Granted Dec 20, 2005·4 cites·5 claims
- 0537US11299105B2Holding devicePIONEER CORP·Filed 2018·Granted Apr 12, 2022·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →