Inventor · disambiguated record
Sadanobu Imamura
Also filed as: IMAMURA SADANOBU
4 granted patents·10 citations·filing 2012–2019
67Inventor score
Top patents by PatentIndex Score
4 records- 0176US9285574B2Variable magnification projection optical system and image projection apparatusKONICA MINOLTA INC·Filed 2015·Granted Mar 15, 2016·3 cites·14 claims
- 0275US8699139B2Variable-focal-length projection lens system and projection apparatusTAKAMOTO KATSUHIRO·Filed 2012·Granted Apr 15, 2014·6 cites·21 claims
- 0370US10324362B2Optical unit and projector therewithKONICA MINOLTA INC·Filed 2018·Granted Jun 18, 2019·1 cites·14 claims
- 0462US10775684B2Optical unit and projector therewithKONICA MINOLTA INC·Filed 2019·Granted Sep 15, 2020·0 cites·6 claims
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