Inventor · disambiguated record
Masaaki Sumii
Also filed as: SUMII MASAAKI
6 granted patents·186 citations·filing 1991–1994
86Inventor score
Files withSAKURA COLOR PROD CORP6
Top patents by PatentIndex Score
6 records- 0186US5527385AThermochromic compositionSAKURA COLOR PROD CORP·Filed 1993·Granted Jun 18, 1996·58 cites·12 claims
- 0286US5180637ADouble-walled microcapsules and a process for preparation of sameSAKURA COLOR PROD CORP·Filed 1991·Granted Jan 19, 1993·60 cites·4 claims
- 0379US5350634AThermochromic compositionSAKURA COLOR PROD CORP·Filed 1993·Granted Sep 27, 1994·28 cites·19 claims
- 0475US5350633AThermochromic compositionSAKURA COLOR PROD CORP·Filed 1993·Granted Sep 27, 1994·21 cites·19 claims
- 0562US5503781AMicroencapsulation processSAKURA COLOR PROD CORP·Filed 1994·Granted Apr 2, 1996·11 cites·5 claims
- 0649US5478361ADyeing methodSAKURA COLOR PROD CORP·Filed 1994·Granted Dec 26, 1995·8 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →