Inventor · disambiguated record
Watanabe Tsutomu
Also filed as: TSUTOMU WATANABE
2 granted patents·1 pending application·17 citations·filing 1977–2004
55Inventor score
Top patents by PatentIndex Score
3 records- 0171USD252752STelephone setOKI ELECTRIC IND CO LTD·Filed 1977·Granted Aug 28, 1979·16 cites·1 claims
- 0239US7674537B2Direct methanol type fuel cell and method of preventing elution of its fuel pole, quality control method and operation methodGS YUASA CORP·Filed 2004·Granted Mar 9, 2010·1 cites·5 claims
- 0331US2007020497A1Direct fuel cell systemGS YUASA CORP·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →