Inventor · disambiguated record
Toshimasa Usami
Also filed as: USAMI TOSHIMASA
36 granted patents·1 pending application·890 citations·filing 1976–2000
98Inventor score
Files withFUJI PHOTO FILM CO LTD36
Top patents by PatentIndex Score
37 records- 0199US4965166AMulticolor recording materialFUJI PHOTO FILM CO LTD·Filed 1989·Granted Oct 23, 1990·91 cites·13 claims
- 0297US4962009AMicrocapsule containing photo-oxidizing agent and leuco dyeFUJI PHOTO FILM CO LTD·Filed 1988·Granted Oct 9, 1990·49 cites·5 claims
- 0395US4598035AHeat-sensitive recording material containing microcapsules containing coloring component(s) and organic solventFUJI PHOTO FILM CO LTD·Filed 1985·Granted Jul 1, 1986·69 cites·20 claims
- 0493US4956251AMulticolor heat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Sep 11, 1990·104 cites·6 claims
- 0592US4644376AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1985·Granted Feb 17, 1987·51 cites·12 claims
- 0691US4047958APhotographic sensitive materialsFUJI PHOTO FILM CO LTD·Filed 1976·Granted Sep 13, 1977·46 cites·21 claims
- 0789US4840933AHeat sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1987·Granted Jun 20, 1989·45 cites·8 claims
- 0885US4820682AHeat sensitive recording materialsFUJI PHOTO FILM CO LTD·Filed 1987·Granted Apr 11, 1989·32 cites·10 claims
- 0984US4771032AHeat-sensitive recording material and recording method thereforFUJI PHOTO FILM CO LTD·Filed 1985·Granted Sep 13, 1988·17 cites·11 claims
- 1082US4281060AHeat-developable photosensitive materialsFUJI PHOTO FILM CO LTD·Filed 1980·Granted Jul 28, 1981·18 cites·15 claims
- 1181US4682194AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1986·Granted Jul 21, 1987·23 cites·15 claims
- 1279US4929411AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted May 29, 1990·21 cites·8 claims
- 1379US4742043AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1986·Granted May 3, 1988·21 cites·25 claims
- 1478US4999333AHeat sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Mar 12, 1991·33 cites·9 claims
- 1576US4665411AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1985·Granted May 12, 1987·12 cites·8 claims
- 1675US4529681ALight- and heat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1983·Granted Jul 16, 1985·38 cites·22 claims
- 1773US5028580AHeat sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Jul 2, 1991·16 cites·4 claims
- 1871US4942150AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Jul 17, 1990·13 cites·8 claims
- 1970US5047308Aprocess for preparing photo- and heat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Sep 10, 1991·10 cites·2 claims
- 2070US4758495ADiazo microcapsule recording material prepared using ion exchange treatmentFUJI PHOTO FILM CO LTD·Filed 1986·Granted Jul 19, 1988·10 cites·12 claims
- 2169US4760048AMulticolor heat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1986·Granted Jul 26, 1988·28 cites·21 claims
- 2268US4842979ABlack color heat-sensitive diazo microcapsule recording material with benzoylacetic amide couplerFUJI PHOTO FILM CO LTD·Filed 1987·Granted Jun 27, 1989·10 cites·8 claims
- 2367US4686547AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1986·Granted Aug 11, 1987·9 cites·15 claims
- 2466US4865939AProcess for preparation of heat-sensitive diazo microcapsule recording material using pressure applying apparatusFUJI PHOTO FILM CO LTD·Filed 1988·Granted Sep 12, 1989·12 cites·4 claims
- 2563US4857501AManufacturing method of a heat sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1987·Granted Aug 15, 1989·19 cites·6 claims
- 2663US4737484AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1985·Granted Apr 12, 1988·8 cites·10 claims
- 2762US4722921AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1986·Granted Feb 2, 1988·18 cites·12 claims
- 2860US4170479AMulti-layer color light-sensitive materialFUJI PHOTO FILM CO LTD·Filed 1976·Granted Oct 9, 1979·16 cites·22 claims
- 2956US6022664ALight and heat sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1997·Granted Feb 8, 2000·21 cites·12 claims
- 3054US4650740AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1984·Granted Mar 17, 1987·6 cites·16 claims
- 3152US4749679AHeat sensitive recording materialsFUJI PHOTO FILM CO LTD·Filed 1986·Granted Jun 7, 1988·12 cites·26 claims
- 3250US4291120AHeat developable photosensitive materialFUJI PHOTO FILM CO LTD·Filed 1980·Granted Sep 22, 1981·5 cites·12 claims
- 3346US2001000966A1Direct heat-sensitive recording method and deviceFiled 2000·Application pending·0 cites
- 3438US4783439AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1985·Granted Nov 8, 1988·5 cites·8 claims
- 3532US6210804B1Direct heat-sensitive recording method and deviceFUJI PHOTO FILM CO LTD·Filed 1997·Granted Apr 3, 2001·0 cites·10 claims
- 3631US4845071AHeatsensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1988·Granted Jul 4, 1989·2 cites·4 claims
- 3731US4746644ARecording materialFUJI PHOTO FILM CO LTD·Filed 1985·Granted May 24, 1988·0 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Toshimasa Usami files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →