Inventor · disambiguated record
Masachika Watanabe
Also filed as: WATANABE MASACHIKA
32 granted patents·4 pending applications·302 citations·filing 1998–2012
96Inventor score
Top patents by PatentIndex Score
36 records- 0192US7710622B2Color hologram display and its fabrication processDAINIPPON PRINTING CO LTD·Filed 2005·Granted May 4, 2010·85 cites·15 claims
- 0292US6667819B2Reflection type diffuse hologram, hologram for reflection hologram color filters, etc., and reflection type display device using such hologramsDAINIPPON PRINTING CO LTD·Filed 2001·Granted Dec 23, 2003·47 cites·8 claims
- 0392US6366369B2Transmission hologram fabrication processDAINIPPON PRINTING CO LTD·Filed 2001·Granted Apr 2, 2002·68 cites·36 claims
- 0481US7268926B2Hologram laminate and hologram labelDAINIPPON PRINTING CO LTD·Filed 2006·Granted Sep 11, 2007·6 cites·4 claims
- 0578US7719762B2Transmitting-reflecting projection screen, and projection system comprising the sameDAINIPPON PRINTING CO LTD·Filed 2006·Granted May 18, 2010·6 cites·14 claims
- 0675US8941904B2Hologram sheet and hologram observation sheet using same, and blinding deviceETO KOJI·Filed 2006·Granted Jan 27, 2015·4 cites·7 claims
- 0774US7995256B2Transparent card with hologram, and apparatus for recognizing transparent card with hologramDAINIPPON PRINTING CO LTD·Filed 2006·Granted Aug 9, 2011·3 cites·2 claims
- 0874US7085024B2Hologram laminate and hologram labelDAINIPPON PRINTING CO LTD·Filed 2002·Granted Aug 1, 2006·13 cites·2 claims
- 0973US7706037B2Fabrication process for cholesteric liquid crystal media having a volume hologramDAINIPPON PRINTING CO LTD·Filed 2009·Granted Apr 27, 2010·2 cites·2 claims
- 1073US6476942B1Process for producing original hologram filmDAINIPPON PRINTING CO LTD·Filed 2000·Granted Nov 5, 2002·14 cites·10 claims
- 1172US7545545B2Fabrication process for cholesteric liquid crystal media having a volume hologramDAINIPPON PRINTING CO LTD·Filed 2006·Granted Jun 9, 2009·2 cites·2 claims
- 1269US8481232B2Laser marking hologram having a volume hologram with interference fringes using selective irradiationWATANABE MASACHIKA·Filed 2011·Granted Jul 9, 2013·1 cites·4 claims
- 1369US8081358B2Laser marking hologram having a volume hologram with interference fringes using selective irradiationWATANABE MASACHIKA·Filed 2005·Granted Dec 20, 2011·2 cites·12 claims
- 1469US7154647B1Color hologram display and its fabrication processDAINIPPON PRINTING CO LTD·Filed 2000·Granted Dec 26, 2006·10 cites·7 claims
- 1568US9001401B2Fabrication process of multi-image type hologram, and multi-image type hologram fabricated by that processYAMAUCHI TSUYOSHI·Filed 2006·Granted Apr 7, 2015·2 cites·23 claims
- 1667US6818270B2Hologram laminate and hologram labelDAINIPPON PRINTING CO LTD·Filed 2002·Granted Nov 16, 2004·9 cites·5 claims
- 1766US6687031B1Holographic display element and method of making the sameDAINIPPON PRINTING CO LTD·Filed 2000·Granted Feb 3, 2004·8 cites·3 claims
- 1864US7652710B2Camera with photometric function and optical element for cameraDAINIPPON PRINTING CO LTD·Filed 2007·Granted Jan 26, 2010·3 cites·15 claims
- 1961US7909364B2Indicator for indicating authenticityDAINIPPON PRINTING CO LTD·Filed 2006·Granted Mar 22, 2011·0 cites·15 claims
- 2061US6687029B2Viewing optical system and image pickup optical system and apparatus using the sameOLYMPUS CORP·Filed 2002·Granted Feb 3, 2004·6 cites·48 claims
- 2159US8289595B2Hologram and its holographic processYAMAUCHI TSUYOSHI·Filed 2009·Granted Oct 16, 2012·0 cites·12 claims
- 2259US8227148B2Hologram fabrication process and fabricated hologramYAMAUCHI TSUYOSHI·Filed 2009·Granted Jul 24, 2012·0 cites·4 claims
- 2357US8642231B2Hologram fabrication process and fabricated hologramYAMAUCHI TSUYOSHI·Filed 2012·Granted Feb 4, 2014·0 cites·4 claims
- 2454US7598025B2Hologram silver halide photographic material, hologram and method for producing the sameKONICA MINOLTA OPTO INC·Filed 2007·Granted Oct 6, 2009·0 cites·12 claims
- 2554US7538919B2Three-dimensional hologram process with overt anti-counterfeit security using first object light, second object light, and reference lightDAINIPPON PRINTING CO LTD·Filed 2006·Granted May 26, 2009·0 cites·11 claims
- 2653US8134660B2Optical diffusion device, projection screen, design member and security mediumUMEYA MASANORI·Filed 2007·Granted Mar 13, 2012·2 cites·19 claims
- 2753US6836347B2Viewing optical system and image pickup optical system and apparatus using the sameOLYMPUS CORP·Filed 2003·Granted Dec 28, 2004·3 cites·6 claims
- 2852US6404518B2Full-color hologram and method of producing the sameDAINIPPON PRINTING CO LTD·Filed 2001·Granted Jun 11, 2002·2 cites·9 claims
- 2952US2007195391A1Reflection type diffuse hologram, hologram for reflection hologram color filters, etc, and reflection type display device using such hologramsDAINIPPON PRINTING CO LTD·Filed 2007·Application pending·0 cites
- 3046US8982288B2Fabrication process for cholesteric liquid crystal media having a volume hologramWATANABE MASACHIKA·Filed 2006·Granted Mar 17, 2015·0 cites·3 claims
- 3145US2007008597A1Computer generated hologram optical elementWATANABE MASACHIKA·Filed 2006·Application pending·0 cites
- 3244US2005253834A1Display apparatus and display systemDAINIPPON PRINTING CO LTD·Filed 2005·Application pending·0 cites
- 3342US8808945B2Fabrication process for cholesteric liquid crystal media having a volume hologramWATANABE MASACHIKA·Filed 2006·Granted Aug 19, 2014·0 cites·8 claims
- 3442US8743443B2Hologram fabrication process, and hologram fabricated by that processKUMASAWA TOMOKO·Filed 2007·Granted Jun 3, 2014·0 cites·7 claims
- 3538US2002003637A1Method for alignment of a hologram with an associated substrateFiled 2001·Application pending·0 cites
- 3631US7215451B1Reflection type diffuse hologram, hologram for reflection hologram color filters, etc., and reflection type display device using such hologramsDAINIPPON PRINTING CO LTD·Filed 1998·Granted May 8, 2007·4 cites·5 claims
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