Inventor · disambiguated record
Gerardus L. J. Tummers
Also filed as: TUMMERS GERARDUS L J
3 granted patents·142 citations·filing 1977–1980
76Inventor score
Files withAKZONA INC3
Top patents by PatentIndex Score
3 records- 0192US4229813AElapsed time indicatorAKZONA INC·Filed 1978·Granted Oct 21, 1980·86 cites·17 claims
- 0277US4137049ADevice for use as an elapsed time indicator or time temperature indicatorAKZONA INC·Filed 1977·Granted Jan 30, 1979·28 cites·19 claims
- 0370US4333339ASteam trap monitorAKZONA INC·Filed 1980·Granted Jun 8, 1982·28 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →