Inventor · disambiguated record
Yukitsugu Hata
Also filed as: HATA YUKITSUGU
23 granted patents·202 citations·filing 1991–2010
95Inventor score
Top patents by PatentIndex Score
23 records- 0193US5819126ALens-fitted photo film unit and data recording method thereforFUJI PHOTO FILM CO LTD·Filed 1997·Granted Oct 6, 1998·42 cites·15 claims
- 0288US5995768ALens-fitted photo film unit and data recording method thereforFUJI PHOTO FILM CO LTD·Filed 1998·Granted Nov 30, 1999·24 cites·6 claims
- 0386US5784658AOptical data recording device of camera and lens-fitted photographic film unitFUJI PHOTO FILM CO LTD·Filed 1996·Granted Jul 21, 1998·24 cites·27 claims
- 0481US5752084ALens-fitted photo film unit and electronic flash device for use therewithFUJI PHOTO FILM CO LTD·Filed 1996·Granted May 12, 1998·15 cites·15 claims
- 0578US6044227ALens-fitted photo film unit and electronic flash device for use therewithFUJI PHOTO FILM CO LTD·Filed 1998·Granted Mar 28, 2000·16 cites·21 claims
- 0673US8072583B2Range-finding deviceHATA YUKITSUGU·Filed 2010·Granted Dec 6, 2011·10 cites·8 claims
- 0769US6091906AFlash deviceFUJI PHOTO FILM CO LTD·Filed 1999·Granted Jul 18, 2000·10 cites·4 claims
- 0866US6404990B2Flash unitFUJI PHOTO FILM CO LTD·Filed 2001·Granted Jun 11, 2002·6 cites·11 claims
- 0966US5966552AFlash circuitFUJI PHOTO FILM CO LTD·Filed 1997·Granted Oct 12, 1999·9 cites·21 claims
- 1065US6345156B1Flash unitFUJI PHOTO FILM CO LTD·Filed 1998·Granted Feb 5, 2002·7 cites·6 claims
- 1160US6314239B1Device for preventing unauthorized recycling of lens-fitted photo film unitFUJI PHOTO FILM CO LTD·Filed 2000·Granted Nov 6, 2001·5 cites·17 claims
- 1257US6363222B2Automatic exposure control device for a cameraFUJI PHOTO FILM CO LTD·Filed 2000·Granted Mar 26, 2002·4 cites·14 claims
- 1356US5875357ALens-fitted photo film unit and electronic flash device for use therewithFUJI PHOTO FILM CO LTD·Filed 1997·Granted Feb 23, 1999·4 cites·3 claims
- 1451US6236812B1Lens-fitted photo film unit having ICFUJI PHOTO FILM CO LTD·Filed 2000·Granted May 22, 2001·1 cites·18 claims
- 1550US6317566B1Electronic flash device for photographic cameraFUJI PHOTO FILM CO LTD·Filed 2000·Granted Nov 13, 2001·6 cites·4 claims
- 1648US6434336B2Data-imprinting apparatus for a lens-equipped film unitSEIKO EPSON CORP·Filed 2001·Granted Aug 13, 2002·1 cites·45 claims
- 1746US6724987B2Lens-fitted photo film unit with electronic flash deviceFUJI PHOTO FILM CO LTD·Filed 2002·Granted Apr 20, 2004·2 cites·14 claims
- 1846US5291562AImage signal processing apparatus producing a narrowed pulse width modulated signal using an asymmetrically centered triangle reference waveformFUJI PHOTO FILM CO LTD·Filed 1991·Granted Mar 1, 1994·8 cites·9 claims
- 1942US6345151B1Lens-fitted film unit with IC memory and method of writing data in IC memoryFUJI PHOTO FILM CO LTD·Filed 1999·Granted Feb 5, 2002·2 cites·5 claims
- 2041US6411779B1Lens-fitted photo film unit having ICFUJI PHOTO FILM CO LTD·Filed 2000·Granted Jun 25, 2002·0 cites·7 claims
- 2141US6229958B1Lens-fitted photo film unit having ICFUJI PHOTO FILM CO LTD·Filed 2000·Granted May 8, 2001·0 cites·5 claims
- 2240US6091898ALens-fitted photo film unit having ICFUJI PHOTO FILM CO LTD·Filed 1998·Granted Jul 18, 2000·1 cites·18 claims
- 2339US5854946ALens-fitted photo film unit and electronic flash device for use therewithFUJI PHOTO FILM CO LTD·Filed 1997·Granted Dec 29, 1998·5 cites·4 claims
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