Assignee
JOHNSON EDWIN L
3 granted patents·168 citations·filing 1975–1978
Top patents by PatentIndex Score
3 records- 0195US4195175AProcess for the manufacture of chitosanJOHNSON EDWIN L·Filed 1978·Granted Mar 25, 1980·104 cites·3 claims
- 0290US4199496AProcess for the recovery of chemicals from the shells of crustaceaJOHNSON EDWIN L·Filed 1975·Granted Apr 22, 1980·47 cites·27 claims
- 0358US4001920AQuick-disconnect buckleJOHNSON EDWIN L·Filed 1975·Granted Jan 11, 1977·17 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →