Inventor · disambiguated record
Hiroaki Umezawa
Also filed as: UMEZAWA HIROAKI
4 granted patents·21 citations·filing 2008–2014
71Inventor score
Top patents by PatentIndex Score
4 records- 0179US8052144B2Method, apparatus, and system for forming imageRICOH CO LTD·Filed 2008·Granted Nov 8, 2011·6 cites·11 claims
- 0277US9116479B2Fixing control device, fixing control method, and image forming apparatusUMEZAWA HIROAKI·Filed 2014·Granted Aug 25, 2015·4 cites·11 claims
- 0377US8587843B2Apparatus and a method for controlling a light source used for image readingENAMI TAKASHI·Filed 2008·Granted Nov 19, 2013·10 cites·20 claims
- 0457US8363287B2Image reading apparatus and image reading methodRICOH CO LTD·Filed 2009·Granted Jan 29, 2013·1 cites·10 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →