Inventor · disambiguated record
Kouki Kojima
Also filed as: KOJIMA KOUKI
9 granted patents·109 citations·filing 1992–2023
88Inventor score
Top patents by PatentIndex Score
9 records- 0184US5422870AOptical pickup for information recording/reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jun 6, 1995·34 cites·8 claims
- 0276US5923636AOptical pickupMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jul 13, 1999·30 cites·44 claims
- 0374US12179257B2Mold for continuous casting and method of manufacturing continuous casting rodRESONAC CORP·Filed 2023·Granted Dec 31, 2024·0 cites·22 claims
- 0467US5377177AOptical pickup having first and second reflecting surfaces and hologramMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Dec 27, 1994·19 cites·5 claims
- 0557US6804186B2Optical pickup of tilt control typeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Oct 12, 2004·3 cites·47 claims
- 0652US5621716AOptical pickup having a transparent lens member with two reflecting surfacesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Apr 15, 1997·9 cites·2 claims
- 0749US5986994ALight pickup of thin typeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 16, 1999·8 cites·33 claims
- 0837US5566157AOptical pickup for information recording/reproducing apparatus having polygon prism, hologram, and grating lensMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Oct 15, 1996·4 cites·1 claims
- 0935US6084847ALight pickupMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jul 4, 2000·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →