Individual holder
BUCHL ANDREW F
4 granted patents·164 citations·filing 1981–1986
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0197US4646620AAutomatic depth control systemBUCHL ANDREW F·Filed 1983·Granted Mar 3, 1987·102 cites·7 claims
- 0273US4423664ADepth control apparatusBUCHL ANDREW F·Filed 1981·Granted Jan 3, 1984·21 cites·4 claims
- 0368US4622884AFloating piston depth control apparatusBUCHL ANDREW F·Filed 1983·Granted Nov 18, 1986·19 cites·1 claims
- 0463US4825655AMaster/slave hydraulic system with rebound compensationBUCHL ANDREW F·Filed 1986·Granted May 2, 1989·22 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when BUCHL ANDREW F files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →