Inventor · disambiguated record
Kuniyuki Senga
Also filed as: SENGA KUNIYUKI
16 granted patents·3 pending applications·511 citations·filing 1990–2017
95Inventor score
Top patents by PatentIndex Score
19 records- 0197US6494950B1Thermochromic microencapsulated pigmentsPILOT INK CO LTD·Filed 2000·Granted Dec 17, 2002·75 cites·5 claims
- 0294US6669765B2Thermochromic dry offset ink, and printed article produced using the samePILOT INK CO LTD·Filed 2001·Granted Dec 30, 2003·38 cites·17 claims
- 0394US5785746APreparation method for shear-thinning water-based ball-point pen inks compositions and ball-point pens employing the samePILOT INK CO LTD·Filed 1997·Granted Jul 28, 1998·55 cites·18 claims
- 0492US5153066ATemperature-sensitive color-changeable composite fiberKURARAY CO·Filed 1990·Granted Oct 6, 1992·82 cites·9 claims
- 0591US5490956AThermochromic opaque composition, laminate member employing the same, and three-dimensional member employing said laminate member and capable of concealing and revealing the interiorPILOT INK CO LTD·Filed 1993·Granted Feb 13, 1996·59 cites·11 claims
- 0688US7335624B2Reversible thermochromic display articlePILOT INK CO LTD·Filed 2005·Granted Feb 26, 2008·9 cites·11 claims
- 0785US11383547B2Friction body, writing instrument, and writing setPILOT CORPORATION KK·Filed 2017·Granted Jul 12, 2022·2 cites·12 claims
- 0885US7332109B2Thermally color-developing reversibly thermochromic pigmentPILOT INK CO LTD·Filed 2002·Granted Feb 19, 2008·19 cites·6 claims
- 0985US5895718AThermoplastic resin compositions and temperature-dependent shape-transformable/fixable products making use of the samePILOT INK CO LTD·Filed 1997·Granted Apr 20, 1999·50 cites·20 claims
- 1083US6485824B2Reversibly thermochromic light-shielding/light-transmitting laminate memberPILOT INK CO LTD·Filed 2001·Granted Nov 26, 2002·18 cites·5 claims
- 1172US5879443ATemperature-sensitive color-memorizing microencapsulated pigmentPILOT INK CO LTD·Filed 1997·Granted Mar 9, 1999·25 cites·2 claims
- 1268US7189133B2Reversibly metachromatic toyPILOT INK CO LTD·Filed 2004·Granted Mar 13, 2007·7 cites·7 claims
- 1368US5721059ATemperature-dependent color/transparency storing resin composition and laminate member employing the samePILOT INK CO LTD·Filed 1996·Granted Feb 24, 1998·37 cites·16 claims
- 1462US6946168B2Reversibly thermochromic ultraviolet ray-hardening ink composition and reversibly thermochromic laminate using the samePILOT INK CO LTD·Filed 2002·Granted Sep 20, 2005·6 cites·3 claims
- 1561US6489018B2Reversibly thermochromic light-transmitting laminate memberPILOT INK CO LTD·Filed 2001·Granted Dec 3, 2002·9 cites·5 claims
- 1658US5585425AThermochromic opaque/transparent composition, laminate member employing the same, and three-dimensional member employing said laminate member and capable of concealing and revealing the interiorPILOT INK CO LTD·Filed 1995·Granted Dec 17, 1996·20 cites·14 claims
- 1751US2010098475A1Writing instrument and writing instrument setPILOT INK CO LTD·Filed 2007·Application pending·0 cites
- 1850US2007189836A1Friction body, writing instrument and writing instrument setPILOT INK CO LTD·Filed 2007·Application pending·0 cites
- 1929US2003087580A1Color memory toyFiled 1994·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Kuniyuki Senga 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 →