Inventor · disambiguated record
Wijtse Bergsma
Also filed as: BERGSMA WIJTSE
5 granted patents·76 citations·filing 1980–1986
81Inventor score
Technology areasB26B
Files withPHILIPS CORP5
Top patents by PatentIndex Score
5 records- 0165US4318223AShaving apparatusPHILIPS CORP·Filed 1980·Granted Mar 9, 1982·33 cites·5 claims
- 0254US4711028ADry-shaving apparatus with a holder for circular cutting unitsPHILIPS CORP·Filed 1986·Granted Dec 8, 1987·21 cites·6 claims
- 0342US4698908AShaving appliancePHILIPS CORP·Filed 1986·Granted Oct 13, 1987·12 cites·2 claims
- 0428US4355464AShaving apparatusPHILIPS CORP·Filed 1980·Granted Oct 26, 1982·4 cites·1 claims
- 0527US4442597AShaving apparatusPHILIPS CORP·Filed 1982·Granted Apr 17, 1984·6 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →