Inventor · disambiguated record
Tatsuji Kurogama
Also filed as: KUROGAMA TATSUJI
9 granted patents·3 pending applications·130 citations·filing 1986–2010
86Inventor score
Top patents by PatentIndex Score
12 records- 0188US4819083AMoving type image recording apparatusKONISHIROKU PHOTO IND·Filed 1987·Granted Apr 4, 1989·68 cites·16 claims
- 0277US4750049AHand-held copying apparatusKONISHIROKU PHOTO IND·Filed 1986·Granted Jun 7, 1988·34 cites·8 claims
- 0375US7929385B2Optical pickup apparatusKONICA MINOLTA OPTO INC·Filed 2005·Granted Apr 19, 2011·3 cites·18 claims
- 0467US6637656B2Optical reading apparatus and optical reading methodKONISHIROKU PHOTO IND·Filed 2001·Granted Oct 28, 2003·8 cites·17 claims
- 0567US6414751B1Displacement measurement apparatusKONISHIROKU PHOTO IND·Filed 2000·Granted Jul 2, 2002·8 cites·21 claims
- 0666US7724634B2Optical pickup apparatus with temperature compensationKONICA MINOLTA OPTO INC·Filed 2007·Granted May 25, 2010·1 cites·22 claims
- 0752US7843777B2Assembly method of optical pickup and optical pickup apparatusKONICA MINOLTA OPTO INC·Filed 2005·Granted Nov 30, 2010·0 cites·14 claims
- 0846US2006198279A1Optical pickup apparatusKONICA MINOLTA OPTO INC·Filed 2006·Application pending·0 cites
- 0942US8199616B2Assembly method of optical pickup and optical pickup apparatusFUJII HIDEYUKI·Filed 2010·Granted Jun 12, 2012·0 cites·15 claims
- 1042US2005105447A1Optical pickup device and optical system used for the sameKONICA MINOLTA OPTO INC·Filed 2004·Application pending·0 cites
- 1140US2005224693A1Objective lens and optical pickup apparatusKONICA MINOLTA OPTO INC·Filed 2005·Application pending·0 cites
- 1239US4954702AProcess for detecting a focal point in an optical headKONISHIROKU PHOTO IND·Filed 1988·Granted Sep 4, 1990·8 cites·34 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →