Inventor · disambiguated record
Ken Iwakura
Also filed as: IWAKURA KEN
80 granted patents·5 pending applications·747 citations·filing 1980–2018
99Inventor score
Files withFUJI PHOTO FILM CO LTD72ELPIDA MEMORY INC4KATAGIRI MITSUAKI2MICRON TECHNOLOGY INC2PS4 LUXCO SARL2
Top patents by PatentIndex Score
85 records- 0199US4390616AImage recording membersFUJI PHOTO FILM CO LTD·Filed 1980·Granted Jun 28, 1983·91 cites·19 claims
- 0290US4436920AImage recording membersFUJI PHOTO FILM CO LTD·Filed 1982·Granted Mar 13, 1984·34 cites·6 claims
- 0388US4728633ARecording materialFUJI PHOTO FILM CO LTD·Filed 1986·Granted Mar 1, 1988·22 cites·20 claims
- 0486US5091280ALight- and heat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1990·Granted Feb 25, 1992·40 cites·28 claims
- 0584US5286703AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1991·Granted Feb 15, 1994·37 cites·7 claims
- 0683US5663212ALight-sensitive resin compositionFUJI PHOTO FILM CO LTD·Filed 1994·Granted Sep 2, 1997·41 cites·8 claims
- 0782US4855282ARecording material and method for producing the sameFUJI PHOTO FILM CO LTD·Filed 1987·Granted Aug 8, 1989·16 cites·10 claims
- 0882US4585483ARecording materialsFUJI PHOTO FILM CO LTD·Filed 1984·Granted Apr 29, 1986·22 cites·20 claims
- 0981US4446209AHeat-sensitive recording materialsFUJI PHOTO FILM CO LTD·Filed 1982·Granted May 1, 1984·19 cites·4 claims
- 1080US5679494AHeat-sensitive recording material comprising a diazonium salt, a coupler and a benzotriazole compoundFUJI PHOTO FILM CO LTD·Filed 1995·Granted Oct 21, 1997·11 cites·10 claims
- 1178US4999333AHeat sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Mar 12, 1991·33 cites·9 claims
- 1276US4803192ARecording materialFUJI PHOTO FILM CO LTD·Filed 1987·Granted Feb 7, 1989·18 cites·18 claims
- 1375US9595489B2Semiconductor package with bonding wires of reduced loop inductancePS4 LUXCO SARL·Filed 2013·Granted Mar 14, 2017·3 cites·6 claims
- 1475US4855278AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1987·Granted Aug 8, 1989·18 cites·11 claims
- 1571US4480052AHeat-sensitive recording materialsFUJI PHOTO FILM CO LTD·Filed 1982·Granted Oct 30, 1984·12 cites·15 claims
- 1667US10027381B2Method and apparatus for inductive coupling signal transmissionMICRON TECHNOLOGY INC·Filed 2016·Granted Jul 17, 2018·1 cites·11 claims
- 1767US4727056ARecording materialFUJI PHOTO FILM CO LTD·Filed 1986·Granted Feb 23, 1988·7 cites·21 claims
- 1867US4535348AFluoran derivatives and recording material using sameFUJI PHOTO FILM CO LTD·Filed 1982·Granted Aug 13, 1985·7 cites·4 claims
- 1965US8853822B2Semiconductor deviceELPIDA MEMORY INC·Filed 2012·Granted Oct 7, 2014·2 cites·10 claims
- 2065US8581417B2Semiconductor device stack with bonding layer and wire retaining memberHASEGAWA YU·Filed 2010·Granted Nov 12, 2013·2 cites·19 claims
- 2165US4583104ARecording materialsFUJI PHOTO FILM CO LTD·Filed 1984·Granted Apr 15, 1986·10 cites·2 claims
- 2264US4839332AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Jun 13, 1989·10 cites·13 claims
- 2363US8970052B2Semiconductor device stack with bonding layer and wire retaining memberPS4 LUXCO SARL·Filed 2013·Granted Mar 3, 2015·1 cites·20 claims
- 2463US4981835ARecording materialFUJI PHOTO FILM CO LTD·Filed 1989·Granted Jan 1, 1991·10 cites·14 claims
- 2563US4888321AHeat-sensitive recording materialsFUJI PHOTO FILM CO LTD·Filed 1988·Granted Dec 19, 1989·22 cites·3 claims
- 2663US4433156AProcess for preparing fluoran derivativesFUJI PHOTO FILM CO LTD·Filed 1982·Granted Feb 21, 1984·10 cites·4 claims
- 2761US5480765ARecording materialFUJI PHOTO FILM CO LTD·Filed 1994·Granted Jan 2, 1996·12 cites·5 claims
- 2861US5464804AThermal recording materialFUJI PHOTO FILM CO LTD·Filed 1993·Granted Nov 7, 1995·10 cites·6 claims
- 2957US10673490B2Method and apparatus for inductive coupling signal transmissionMICRON TECHNOLOGY INC·Filed 2018·Granted Jun 2, 2020·0 cites·14 claims
- 3056US6245476B1Photo-sensitive and heat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1999·Granted Jun 12, 2001·3 cites·12 claims
- 3156US4985391AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1989·Granted Jan 15, 1991·6 cites·6 claims
- 3256US4771034ARecording materialsFUJI PHOTO FILM CO LTD·Filed 1986·Granted Sep 13, 1988·7 cites·20 claims
- 3355US5260253AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1992·Granted Nov 9, 1993·7 cites·7 claims
- 3454US5051333AOptical image-recording materialFUJI PHOTO FILM CO LTD·Filed 1990·Granted Sep 24, 1991·12 cites·11 claims
- 3554US4920091ARecording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Apr 24, 1990·7 cites·13 claims
- 3654US4918047AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1989·Granted Apr 17, 1990·15 cites·8 claims
- 3754US4701565AProcess for preparation of ethersFUJI PHOTO FILM CO LTD·Filed 1986·Granted Oct 20, 1987·4 cites·24 claims
- 3853US4644377AFluoran derivatives and recording material using the sameFUJI PHOTO FILM CO LTD·Filed 1984·Granted Feb 17, 1987·6 cites·5 claims
- 3952US5202304ARecording mediumFUJI PHOTO FILM CO LTD·Filed 1991·Granted Apr 13, 1993·10 cites·9 claims
- 4052US4923781APhotopolymerizable composition containing 3,6-diaminofluoran compoundsFUJI PHOTO FILM CO LTD·Filed 1989·Granted May 8, 1990·13 cites·5 claims
- 4152US4882311AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1987·Granted Nov 21, 1989·5 cites·5 claims
- 4252US4870048AColor developer sheetFUJI PHOTO FILM CO LTD·Filed 1988·Granted Sep 26, 1989·6 cites·14 claims
- 4352US4520377AHeat-sensitive recording materialsFUJI PHOTO FILM CO LTD·Filed 1983·Granted May 28, 1985·6 cites·18 claims
- 4452US2009327981A1Semiconductor device or printed wiring board design method and design support system that implements settings by using a semiconductor device model that expresses parasitic elements that occur when packagedELPIDA MEMORY INC·Filed 2009·Application pending·0 cites
- 4551US4981836ARecording materialFUJI PHOTO FILM CO LTD·Filed 1989·Granted Jan 1, 1991·6 cites·4 claims
- 4650US4471074AHeat-sensitive recording materialsFUJI PHOTO FILM CO LTD·Filed 1982·Granted Sep 11, 1984·5 cites·3 claims
- 4749US4891297AHeat-sensitive diazo recording material with thiohydroquinoneFUJI PHOTO FILM CO LTD·Filed 1988·Granted Jan 2, 1990·5 cites·2 claims
- 4849US4876233ARecording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Oct 24, 1989·12 cites·10 claims
- 4948US4918045ARecording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Apr 17, 1990·5 cites·13 claims
- 5048US4411699ADesensitizer compositionsFUJI PHOTO FILM CO LTD·Filed 1981·Granted Oct 25, 1983·5 cites·6 claims
Showing the top 50 of 85 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →