Individual holder
WELCH RAFAEL J
3 granted patents·47 citations·filing 1976–1980
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0160US4068892ATail gate apparatus having an offset pivot axisWELCH RAFAEL J·Filed 1976·Granted Jan 17, 1978·17 cites·5 claims
- 0259US4189009AWheel mounted earth moving scraper with pivot in center of pivot axleWELCH RAFAEL J·Filed 1978·Granted Feb 19, 1980·16 cites·5 claims
- 0354US4337833ATiltable box scraper for three-point attachment to a tractorWELCH RAFAEL J·Filed 1980·Granted Jul 6, 1982·14 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →