Inventor · disambiguated record
Tsutomu Tomatsu
Also filed as: TOMATSU TSUTOMU
10 granted patents·274 citations·filing 1988–2009
91Inventor score
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10 records- 0185US5895718AThermoplastic 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
- 0279US5088903ACompressor, spray apparatus using the compressor, and air brush for the spray apparatusPILOT INK CO LTD·Filed 1991·Granted Feb 18, 1992·57 cites·7 claims
- 0378US5502967AColor variation inducing devicePILOT INK CO LTD·Filed 1994·Granted Apr 2, 1996·26 cites·8 claims
- 0476US5716253AThermally color-changeable toyPILOT INK CO LTD·Filed 1996·Granted Feb 10, 1998·38 cites·11 claims
- 0575US6468088B1Solid having reversibly invisible/visible thermochromic construction enclosed thereinPILOT INK CO LTD·Filed 2000·Granted Oct 22, 2002·17 cites·10 claims
- 0672US5316513AElectrothermal color-varying device and toy utilizing the samePILOT INK CO LTD·Filed 1993·Granted May 31, 1994·33 cites·5 claims
- 0766USD314420SCombined spray compressor and spray gunPILOT INK CO LTD·Filed 1988·Granted Feb 5, 1991·11 cites·1 claims
- 0861US5376772AElectrothermal instrument with heat generating element of sintered BaTiO3 in contact with heat transmitting memberPILOT INK CO LTD·Filed 1991·Granted Dec 27, 1994·21 cites·4 claims
- 0957US8995603B2Control rod/fuel support handling apparatusTOMATSU TSUTOMU·Filed 2009·Granted Mar 31, 2015·1 cites·10 claims
- 1042US5932992AMethod for energizing energization-operated toy element and energization-operated toyPILOT INK CO LTD·Filed 1998·Granted Aug 3, 1999·20 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →