Inventor · disambiguated record
Hans-Joachim Esch
Also filed as: ESCH HANS-JOACHIM
12 granted patents·1 pending application·300 citations·filing 1987–2002
93Inventor score
Top patents by PatentIndex Score
13 records- 0190US5408958ACylinder head for an internal-combustion enginePORSCHE AG·Filed 1994·Granted Apr 25, 1995·61 cites·16 claims
- 0289US4762095ADevice for actuating a fuel-exchange poppet valve of a reciprocating internal-combustion enginePORSCHE AG·Filed 1987·Granted Aug 9, 1988·42 cites·18 claims
- 0384US5458099ACylinder head arrangement of an internal-combustion enginePORSCHE AG·Filed 1994·Granted Oct 17, 1995·48 cites·10 claims
- 0477US5467843AArrangement for guiding lubricating oil in an internal-combustion enginePORSCHE AG·Filed 1994·Granted Nov 21, 1995·40 cites·20 claims
- 0571US4793140AInternal combustion engine with at least one turbochargerPORSCHE AG·Filed 1987·Granted Dec 27, 1988·23 cites·10 claims
- 0663US6105546AIntake system for an internal combustion engineMANN & HUMMEL FILTER·Filed 1997·Granted Aug 22, 2000·19 cites·9 claims
- 0758US5400748AInternal-Combustion engine with two rows of cylindersPORSCHE AG·Filed 1994·Granted Mar 28, 1995·17 cites·8 claims
- 0854US4867111AArrangement for the actuation of a gas-exchange disk valvePORSCHE AG·Filed 1988·Granted Sep 19, 1989·14 cites·18 claims
- 0948US5572968AInternal-combustion engine having an oil return systemPORSCHE AG·Filed 1995·Granted Nov 12, 1996·13 cites·18 claims
- 1046US5579729AInternal combustion enginePORSCHE AG·Filed 1995·Granted Dec 3, 1996·12 cites·32 claims
- 1140US5487363AInternal-combustion engine comprising two cylinder banksPORSCHE AG·Filed 1994·Granted Jan 30, 1996·9 cites·8 claims
- 1234US2003078152A1Free jet centrifuge with monitoring means and method for monitoring the sameMANN & HUMMEL FILTER·Filed 2002·Application pending·0 cites
- 1331US6247438B1Intake pipe with shift drumMANN & HUMMEL FILTER·Filed 1999·Granted Jun 19, 2001·2 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Hans-Joachim Esch files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →