Inventor · disambiguated record
Katsumi Ishizawa
Also filed as: ISHIZAWA KATSUMI
5 granted patents·95 citations·filing 1997–2012
78Inventor score
Top patents by PatentIndex Score
5 records- 0190US6601951B2Printers and printing methodHITACHI KOKI KK·Filed 2001·Granted Aug 5, 2003·31 cites·14 claims
- 0287US5862436AFixing apparatus and method for electrophotographic apparatus including temperature detecting mechanism for heat rollerHITACHI KOKI KK·Filed 1997·Granted Jan 19, 1999·48 cites·5 claims
- 0370US7339603B2Exposure device for an electrophotographic apparatusRICOH PRINTING SYS LTD·Filed 2004·Granted Mar 4, 2008·16 cites·14 claims
- 0442US6876373B2Laser power correction method and device for the sameHITACHI PRINTING SOLUTIONS LTD·Filed 2003·Granted Apr 5, 2005·0 cites·7 claims
- 0532US8851772B2Printing apparatus and feeding control methodGOUDA MITSUNOBU·Filed 2012·Granted Oct 7, 2014·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →