Inventor · disambiguated record
Yoshio Tatsumi
Also filed as: TATSUMI YOSHIO
3 granted patents·1 pending application·14 citations·filing 1976–2014
62Inventor score
Top patents by PatentIndex Score
4 records- 0146US4114365ABattery lead plate member for an electronic wrist watchSEIKO INSTR & ELECTRONICS·Filed 1976·Granted Sep 19, 1978·8 cites·3 claims
- 0246US2014363733A1Sealed batteryGS YUASA INT LTD·Filed 2014·Application pending·0 cites
- 0335US4074517AGear train for a wrist watchSEIKO INSTR & ELECTRONICS·Filed 1976·Granted Feb 21, 1978·6 cites·5 claims
- 0425US4102123ABearing for a timepiece trainSEIKO INSTR & ELECTRONICS·Filed 1976·Granted Jul 25, 1978·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →