Inventor · disambiguated record
Yumio Matsumoto
Also filed as: MATSUMOTO YUMIO
38 granted patents·265 citations·filing 1987–2000
97Inventor score
Top patents by PatentIndex Score
38 records- 0189US5023654AThermal fixing device for image recording apparatusBROTHER IND LTD·Filed 1989·Granted Jun 11, 1991·29 cites·23 claims
- 0286US4864356AExposure device for image recording apparatusBROTHER IND LTD·Filed 1988·Granted Sep 5, 1989·22 cites·16 claims
- 0383US5047798AThermal fixing unit having gas purification meansBROTHER IND LTD·Filed 1989·Granted Sep 10, 1991·19 cites·15 claims
- 0477US4994642ASheet heating deviceBROTHER IND LTD·Filed 1989·Granted Feb 19, 1991·19 cites·12 claims
- 0575US4810614AMethod of recording information on photosensitive and pressure-sensitive sheet utilizing mask original formBROTHER IND LTD·Filed 1987·Granted Mar 7, 1989·25 cites·11 claims
- 0669US5049921ASheet cartridge and image recording apparatus using the sheet cartridgeBROTHER IND LTD·Filed 1990·Granted Sep 17, 1991·14 cites·27 claims
- 0765US4992822AOptical printing systemBROTHER IND LTD·Filed 1989·Granted Feb 12, 1991·13 cites·26 claims
- 0858US6476846B1Multi-beam scanner and image forming apparatus including the sameBROTHER IND LTD·Filed 2000·Granted Nov 5, 2002·7 cites·24 claims
- 0958US4920374APicture recording apparatusBROTHER IND LTD·Filed 1988·Granted Apr 24, 1990·6 cites·9 claims
- 1057US4984016ACassette for photo-sensitive recording mediumBROTHER IND LTD·Filed 1989·Granted Jan 8, 1991·7 cites·11 claims
- 1156US5126781AImage recording apparatusBROTHER IND LTD·Filed 1989·Granted Jun 30, 1992·12 cites·24 claims
- 1252US4959529ASheet heating deviceBROTHER IND LTD·Filed 1989·Granted Sep 25, 1990·8 cites·18 claims
- 1351US5049919AImage recording apparatus having reversal sheet feeding device and control means for starting image recording operation in connection with the reversal sheet feedBROTHER IND LTD·Filed 1990·Granted Sep 17, 1991·6 cites·8 claims
- 1451US4981433ASheet heating deviceBROTHER IND LTD·Filed 1989·Granted Jan 1, 1991·13 cites·14 claims
- 1551US4945374APressure developing deviceBROTHER IND LTD·Filed 1989·Granted Jul 31, 1990·8 cites·10 claims
- 1648US4894680AImage recording apparatusBROTHER IND LTD·Filed 1988·Granted Jan 16, 1990·7 cites·58 claims
- 1746US4905036AImage forming process and system, including heating step or device for increased density of imagesBROTHER IND LTD·Filed 1987·Granted Feb 27, 1990·7 cites·22 claims
- 1844US4901103AImage recording apparatus using pressure sensitive sheetBROTHER IND LTD·Filed 1988·Granted Feb 13, 1990·4 cites·6 claims
- 1944US4870444ACopying apparatusBROTHER IND LTD·Filed 1988·Granted Sep 26, 1989·3 cites·16 claims
- 2042US4897334APhoto-sensitive recording medium having light-shielding means on opposite side edges of the filmBROTHER IND LTD·Filed 1988·Granted Jan 30, 1990·3 cites·8 claims
- 2139US4959682ACopying apparatusBROTHER IND LTD·Filed 1989·Granted Sep 25, 1990·2 cites·9 claims
- 2239US4942423ASheet heating deviceBROTHER IND LTD·Filed 1989·Granted Jul 17, 1990·2 cites·3 claims
- 2339US4878084AMethod and device for feeding sheet in image recording apparatusBROTHER IND LTD·Filed 1988·Granted Oct 31, 1989·3 cites·6 claims
- 2438US4958781ACassette for photo-sensistive recording mediumBROTHER IND LTD·Filed 1988·Granted Sep 25, 1990·2 cites·19 claims
- 2538US4933685AImage transfer system with preliminary-exposure deviceASANO YUKI·Filed 1988·Granted Jun 12, 1990·4 cites·12 claims
- 2637US4912506AImage recording apparatus having exposure unitBROTHER IND LTD·Filed 1988·Granted Mar 27, 1990·2 cites·3 claims
- 2737US4908653AExposure system for image recording apparatusBROTHER IND LTD·Filed 1988·Granted Mar 13, 1990·2 cites·7 claims
- 2835US4965592AImage processing apparatus for reproducing images on projector screen and photosensitive mediumBROTHER IND LTD·Filed 1988·Granted Oct 23, 1990·3 cites·17 claims
- 2935US4939536AThermal fixing device in an image recording apparatusBROTHER IND LTD·Filed 1988·Granted Jul 3, 1990·3 cites·19 claims
- 3034US4972225ASheet heating deviceBROTHER IND LTD·Filed 1989·Granted Nov 20, 1990·2 cites·17 claims
- 3134US4908652AImage recording apparatus having upper and lower sections separable from each other at medium exposing pathBROTHER IND LTD·Filed 1988·Granted Mar 13, 1990·1 cites·18 claims
- 3233US4870451AImage recording apparatusBROTHER IND LTD·Filed 1988·Granted Sep 26, 1989·1 cites·18 claims
- 3333US4851881AOptical printing systemBROTHER IND LTD·Filed 1988·Granted Jul 25, 1989·3 cites·30 claims
- 3432US4884098AImage recording apparatusBROTHER IND LTD·Filed 1988·Granted Nov 28, 1989·1 cites·5 claims
- 3531US5089838APressure developing deviceBROTHER IND LTD·Filed 1990·Granted Feb 18, 1992·1 cites·11 claims
- 3631US5049920APhotocopying method and apparatusBROTHER IND LTD·Filed 1989·Granted Sep 17, 1991·1 cites·46 claims
- 3731US4866473AThermal fixing device for use in recording apparatusBROTHER IND LTD·Filed 1988·Granted Sep 12, 1989·0 cites·8 claims
- 3830US5093683AApparatus for forming an image sheet with adhesive tapeBROTHER IND LTD·Filed 1990·Granted Mar 3, 1992·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →