Inventor · disambiguated record
Tomoaki Nagai
Also filed as: NAGAI TOMOAKI
44 granted patents·2 pending applications·655 citations·filing 1985–2006
98Inventor score
Files withJUJO PAPER CO LTD41ADEKA FINE CHEMICAL CO LTD1NAGAI TOMOAKI1NIPPON PAPER IND LTD1NOPON PAPER IND CO LTD1
Top patents by PatentIndex Score
46 records- 0198US5710094AReversible multi-color thermal recording mediumJUJO PAPER CO LTD·Filed 1995·Granted Jan 20, 1998·135 cites·27 claims
- 0287US5100711AOptical recording medium optical recording method, and optical recording device used in methodJUJO PAPER CO LTD·Filed 1990·Granted Mar 31, 1992·42 cites·6 claims
- 0386US4910185AHeat-sensitive recording materialJUJO PAPER CO LTD·Filed 1988·Granted Mar 20, 1990·32 cites·9 claims
- 0483US4729983AHeat-sensitive recording materialJUJO PAPER CO LTD·Filed 1986·Granted Mar 8, 1988·27 cites·7 claims
- 0582US5470816AThermal recording sheetJUJO PAPER CO LTD·Filed 1994·Granted Nov 28, 1995·26 cites·15 claims
- 0682US5178990AMethod of identifying output, main wavelength, etc., of lightJUJO PAPER CO LTD·Filed 1990·Granted Jan 12, 1993·31 cites·6 claims
- 0778US5434119ATransparent recording mediumJUJO PAPER CO LTD·Filed 1992·Granted Jul 18, 1995·22 cites·20 claims
- 0877US5354514ANear infrared absorbing composition and material and product containing sameJUJO PAPER CO LTD·Filed 1992·Granted Oct 11, 1994·25 cites·3 claims
- 0976US5236633APlate and sheet comprising near infrared absorbing compositionJUJO PAPER CO LTD·Filed 1992·Granted Aug 17, 1993·25 cites·25 claims
- 1075US6093678ASpontaneously color changing type thermal sensitive recording mediumJUJO PAPER CO LTD·Filed 1998·Granted Jul 25, 2000·26 cites·8 claims
- 1174US5200947AOptical recording medium, optical recording method, and optical recording device used in methodJUJO PAPER CO LTD·Filed 1991·Granted Apr 6, 1993·21 cites·2 claims
- 1274US4853362AHeat-sensitive recording sheetJUJO PAPER CO LTD·Filed 1988·Granted Aug 1, 1989·18 cites·9 claims
- 1369US4868151AHeat-sensitive recording materialJUJO PAPER CO LTD·Filed 1987·Granted Sep 19, 1989·13 cites·7 claims
- 1466US5811369AThermal recording mediumJUJO PAPER CO LTD·Filed 1996·Granted Sep 22, 1998·17 cites·29 claims
- 1566US5665675AAminobenzenesulfonamide derivative and recording medium using the sameJUJO PAPER CO LTD·Filed 1995·Granted Sep 9, 1997·17 cites·30 claims
- 1666US4898902ABinder composition for injection moldingADEKA FINE CHEMICAL CO LTD·Filed 1988·Granted Feb 6, 1990·26 cites·17 claims
- 1765US4849396AHeat-sensitive recording materialJUJO PAPER CO LTD·Filed 1987·Granted Jul 18, 1989·8 cites·8 claims
- 1864US5075146AOptical recording mediumJUJO PAPER CO LTD·Filed 1989·Granted Dec 24, 1991·10 cites·6 claims
- 1962US5391666ALight-responsive plate containing the metal salt of a phthalic acid derivativeJUJO PAPER CO LTD·Filed 1993·Granted Feb 21, 1995·4 cites·13 claims
- 2058US5234797AOptical recording mediumJUJO PAPER CO LTD·Filed 1990·Granted Aug 10, 1993·18 cites·9 claims
- 2158US2007099798A1Laser recording thermally sensitive recording mediumNAGAI TOMOAKI·Filed 2006·Application pending·0 cites
- 2257US5661100AUrea (thiourea) derivative and thermal recording sheet using the sameJUJO PAPER CO LTD·Filed 1995·Granted Aug 26, 1997·7 cites·3 claims
- 2357US5482913ARecording sheetJUJO PAPER CO LTD·Filed 1993·Granted Jan 9, 1996·8 cites·19 claims
- 2456US5202450APhthalic acid derivative metal salt and shading and light-responsive plate containing the metal saltJUJO PAPER CO LTD·Filed 1990·Granted Apr 13, 1993·3 cites·2 claims
- 2555US5061536AOptical recording mediumJUJO PAPER CO LTD·Filed 1990·Granted Oct 29, 1991·10 cites·4 claims
- 2653US5612279AOptical recording sheetNIPPON PAPER IND LTD·Filed 1995·Granted Mar 18, 1997·5 cites·15 claims
- 2749US4853363AHeat-sensitive recording materialJUJO PAPER CO LTD·Filed 1988·Granted Aug 1, 1989·5 cites·9 claims
- 2849US4853361AHeat- and light-sensitive recording materialJUJO PAPER CO LTD·Filed 1988·Granted Aug 1, 1989·12 cites·8 claims
- 2948US5811368AThermal sensitive recording mediumJUJO PAPER CO LTD·Filed 1996·Granted Sep 22, 1998·9 cites·31 claims
- 3046US2004171485A1Laser recording type heat sensitive recording elementFiled 2002·Application pending·0 cites
- 3145US4861749AHeat-sensitive recording materialJUJO PAPER CO LTD·Filed 1988·Granted Aug 29, 1989·9 cites·6 claims
- 3244US5792863AAcridine derivatives and metal complexes thereof used for transparent recording medium or optical recording mediumJUJO PAPER CO LTD·Filed 1996·Granted Aug 11, 1998·5 cites·11 claims
- 3344US5733843AThermal sensitive recording sheetJUJO PAPER CO LTD·Filed 1996·Granted Mar 31, 1998·6 cites·2 claims
- 3443US5494882AThermal recording materialJUJO PAPER CO LTD·Filed 1994·Granted Feb 27, 1996·3 cites·29 claims
- 3542US5393443AHard-coating, heat-absorbing composition and heat-shielding substanceJUJO PAPER CO LTD·Filed 1992·Granted Feb 28, 1995·8 cites·7 claims
- 3638US5892042AAcridine derivative metal complexes used for transparent recording medium or optical recording mediumJUJO PAPER CO LTD·Filed 1997·Granted Apr 6, 1999·1 cites·18 claims
- 3737US6258747B1Thermally sensitive recording mediumJUJO PAPER CO LTD·Filed 1999·Granted Jul 10, 2001·3 cites·4 claims
- 3837US5707778AOptical recording mediumJUJO PAPER CO LTD·Filed 1996·Granted Jan 13, 1998·6 cites·13 claims
- 3937US4721701AThermosensitive recording sheetJUJO PAPER CO LTD·Filed 1985·Granted Jan 26, 1988·2 cites·19 claims
- 4036US5273800AOptical recording mediumJUJO PAPER CO LTD·Filed 1992·Granted Dec 28, 1993·5 cites·4 claims
- 4135US5919928APhenanthridine derivatives and metal complexes thereof used for transparent recording medium or optical recording mediumJUJO PAPER CO LTD·Filed 1997·Granted Jul 6, 1999·3 cites·18 claims
- 4232US5369199ALight-responsive plate containing metal salt of a phthalic acid derivativeJUJO PAPER CO LTD·Filed 1991·Granted Nov 29, 1994·0 cites·2 claims
- 4330US6284706B1Thermally sensitive recording mediumJUJO PAPER CO LTD·Filed 1999·Granted Sep 4, 2001·0 cites·8 claims
- 4429US6284707B1Thermally sensitive recording mediumNOPON PAPER IND CO LTD·Filed 1999·Granted Sep 4, 2001·2 cites·10 claims
- 4528US6303540B1Thermally sensitive recording mediumJUJO PAPER CO LTD·Filed 1999·Granted Oct 16, 2001·0 cites·2 claims
- 4628US5753586AThermal sensitive recording sheetJUJO PAPER CO LTD·Filed 1996·Granted May 19, 1998·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →