Inventor · disambiguated record
Keizo Kumano
Also filed as: KUMANO KEIZO
6 granted patents·101 citations·filing 1990–2011
85Inventor score
Top patents by PatentIndex Score
6 records- 0183USD407030SWristwatchSEIKO EPSON CORP·Filed 1998·Granted Mar 23, 1999·31 cites·1 claims
- 0272USD604653SPortion of a watch dialSEIKO WATCH KABUSHIKI KAISHA·Filed 2009·Granted Nov 24, 2009·19 cites·1 claims
- 0371USD596509SWatch caseSEIKO WATCH KABUSHIKI KAISHA·Filed 2009·Granted Jul 21, 2009·18 cites·1 claims
- 0466USD654814SWrist watch case with strapKUMANO KEIZO·Filed 2011·Granted Feb 28, 2012·16 cites·1 claims
- 0553USD654815SWrist watch case with strapKUMANO KEIZO·Filed 2011·Granted Feb 28, 2012·9 cites·1 claims
- 0650USD333989SWristwatchSEIKO INSTR INC·Filed 1990·Granted Mar 16, 1993·8 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →