Inventor · disambiguated record
Léonard Hartmann
Also filed as: HARTMANN LEONARD · HARTMANN LEONARD J · HARTMANN LÉONARD
5 granted patents·1 pending application·104 citations·filing 1989–2021
79Inventor score
Top patents by PatentIndex Score
6 records- 0179US5451031AQuick-connect-disconnect non-mar couplingDYNAQUIP CONTROLS CORP·Filed 1994·Granted Sep 19, 1995·52 cites·18 claims
- 0262US10306119B2Ophthalmic lens centring-blocking apparatusESSILOR INT·Filed 2015·Granted May 28, 2019·1 cites·20 claims
- 0356US4919334ABlow gun assemblyDYNAQUIP CONTROLS CORP·Filed 1989·Granted Apr 24, 1990·26 cites·10 claims
- 0454US5636877ASwivel connectionDYNA CONTROLS CORP·Filed 1995·Granted Jun 10, 1997·25 cites·13 claims
- 0548US12245809B2Optometry device for testing an individual's eye and associated methodESSILOR INT·Filed 2020·Granted Mar 11, 2025·0 cites·20 claims
- 0648US2023309817A1Phoropter and optometry device for testing an individual's eyesESSILOR INT·Filed 2021·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Léonard Hartmann 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 →