Inventor · disambiguated record
Masamitsu Sakuma
Also filed as: SAKUMA MASAMITSU
7 granted patents·109 citations·filing 2001–2003
86Inventor score
Technology areasG03G
Files withSHARP KK7
Top patents by PatentIndex Score
7 records- 0187US6934496B2Developing device conveying toner using a traveling-wave electric field and image forming apparatus using sameSHARP KK·Filed 2002·Granted Aug 23, 2005·31 cites·17 claims
- 0282US6901232B2Developing apparatus and image forming apparatus using progressive wave electric field transportSHARP KK·Filed 2002·Granted May 31, 2005·22 cites·12 claims
- 0376US6858369B1Toner and manufacturing method thereofSHARP KK·Filed 2003·Granted Feb 22, 2005·15 cites·28 claims
- 0470US6816694B2Developer apparatus and image forming apparatusSHARP KK·Filed 2002·Granted Nov 9, 2004·13 cites·20 claims
- 0570US6697592B2Developing device, and image forming device having the sameSHARP KK·Filed 2002·Granted Feb 24, 2004·12 cites·18 claims
- 0664US6596454B2Toner and manufacturing method thereofSHARP KK·Filed 2001·Granted Jul 22, 2003·9 cites·18 claims
- 0758US6438346B2Developing device, printing device, and charging method through contactSHARP KK·Filed 2001·Granted Aug 20, 2002·7 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →