Inventor · disambiguated record
Tomio Umino
Also filed as: UMINO TOMIO
3 granted patents·100 citations·filing 1973–1980
73Inventor score
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0190US4367017ALaser beam reflection systemHITACHI LTD·Filed 1980·Granted Jan 4, 1983·77 cites·11 claims
- 0253US3935417AWelding of copper and ironHITACHI LTD·Filed 1973·Granted Jan 27, 1976·13 cites·11 claims
- 0348US3944779AProcess for fusion-welding iron-nickle-cobalt alloy and copper or said alloy, copper and ironHITACHI LTD·Filed 1974·Granted Mar 16, 1976·10 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →