Inventor · disambiguated record
Kazunari Nakagawa
Also filed as: NAKAGAWA KAZUNARI
19 granted patents·1 pending application·412 citations·filing 1989–2004
96Inventor score
Top patents by PatentIndex Score
20 records- 0193US6396641B2Projection lens system and projection image display apparatus using the sameHITACHI LTD·Filed 2001·Granted May 28, 2002·41 cites·7 claims
- 0288US6768594B2Projection lens apparatus and rear projection type image display apparatus using the sameHITACHI LTD·Filed 2002·Granted Jul 27, 2004·40 cites·22 claims
- 0388US5574273ANon-contact system parallel data transfer systemHITACHI MAXELL·Filed 1994·Granted Nov 12, 1996·113 cites·31 claims
- 0486US5808704ARear projection type image display apparatusHITACHI LTD·Filed 1995·Granted Sep 15, 1998·33 cites·13 claims
- 0583US6838773B2Semiconductor chip and semiconductor device using the semiconductor chipHITACHI MAXELL·Filed 2001·Granted Jan 4, 2005·40 cites·8 claims
- 0679US6502942B2Rear projection display apparatus and translucent screen for use thereinHITACHI LTD·Filed 2001·Granted Jan 7, 2003·16 cites·13 claims
- 0767US5946142AProjection lens system and projection image display apparatus using the sameHITACHI LTD·Filed 1996·Granted Aug 31, 1999·22 cites·11 claims
- 0866US6829031B2Liquid crystal display apparatus and optical device for use thereinHITACHI LTD·Filed 2003·Granted Dec 7, 2004·5 cites·2 claims
- 0964US6801366B2Projection lens system and projection image display apparatus using the sameHITACHI LTD·Filed 2003·Granted Oct 5, 2004·3 cites·8 claims
- 1061US6342929B1Projection image display apparatusHITACHI LTD·Filed 2000·Granted Jan 29, 2002·5 cites·14 claims
- 1161US5594680ANoise reduced contactless parallel data transfer device and method thereofHITACHI LTD·Filed 1995·Granted Jan 14, 1997·24 cites·23 claims
- 1259US6256083B1Liquid crystal display apparatus and optical device for use thereinHITACHI LTD·Filed 1998·Granted Jul 3, 2001·19 cites·61 claims
- 1358US6624950B2Projection lens system and projection image display apparatus using the sameHITACHI LTD·Filed 2002·Granted Sep 23, 2003·3 cites·4 claims
- 1458US6535267B2Liquid crystal display apparatus having liquid crystal display element immersed in cooling mediumHITACHI LTD·Filed 2001·Granted Mar 18, 2003·4 cites·4 claims
- 1552US5394608ALaminated semiconductor device and fabricating method thereofHITACHI MAXELL·Filed 1993·Granted Mar 7, 1995·25 cites·16 claims
- 1649US6046860AProjection lens system and projection image display apparatus using the sameHITACHI LTD·Filed 1999·Granted Apr 4, 2000·8 cites·30 claims
- 1747US6243211B1Projection lens system and projection image display apparatus using the sameHITACHI LTD·Filed 2000·Granted Jun 5, 2001·0 cites·8 claims
- 1845US5057955AComposite magnetic headHITACHI MAXELL·Filed 1989·Granted Oct 15, 1991·6 cites·11 claims
- 1943US2005001970A1Liquid crystal display apparatus and optical device for use thereinFiled 2004·Application pending·0 cites
- 2035US6115081AProjection image display apparatusHITACHI LTD·Filed 1997·Granted Sep 5, 2000·5 cites·11 claims
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