Individual holder
BEERENS CORNELIS J
9 granted patents·176 citations·filing 1977–1990
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
9 records- 0191US5098328ABuilding blocks with six face symmetryBEERENS CORNELIS J·Filed 1990·Granted Mar 24, 1992·74 cites·14 claims
- 0274US4492030AChain saw barsBEERENS CORNELIS J·Filed 1982·Granted Jan 8, 1985·27 cites·15 claims
- 0372US4593591AChain saws and chains thereforBEERENS CORNELIS J·Filed 1983·Granted Jun 10, 1986·25 cites·11 claims
- 0467US4325278AHand saw guideBEERENS CORNELIS J·Filed 1980·Granted Apr 20, 1982·21 cites·9 claims
- 0555US4412463AChain saw sharpening guideBEERENS CORNELIS J·Filed 1980·Granted Nov 1, 1983·11 cites·7 claims
- 0654US4131038AGuide device for sharpening sawsBEERENS CORNELIS J·Filed 1977·Granted Dec 26, 1978·9 cites·8 claims
- 0749USD283800SLiquid dispensing spoutBEERENS CORNELIS J·Filed 1983·Granted May 13, 1986·4 cites·1 claims
- 0834US4557054AChain saw barBEERENS CORNELIS J·Filed 1983·Granted Dec 10, 1985·4 cites·17 claims
- 0929US4435999ASaw sharpening guideBEERENS CORNELIS J·Filed 1982·Granted Mar 13, 1984·1 cites·9 claims
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