Assignee
CHAPPELL ROBERT
1 granted patent·1 pending application·31 citations·filing 1976–2015
Top patents by PatentIndex Score
2 recordsCounts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →
Assignee
1 granted patent·1 pending application·31 citations·filing 1976–2015
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →