Inventor · disambiguated record
William Kohnen
Also filed as: KOHNEN WILLIAM
4 granted patents·78 citations·filing 1995–2018
73Inventor score
Top patents by PatentIndex Score
4 records- 0183US6321676B1Underwater craft having sealed and inflatable buoyancy chambersSEAMAGINE HYDROSPACE CORP·Filed 2000·Granted Nov 27, 2001·40 cites·21 claims
- 0269US5704309AHybrid boat and underwater watercraftSEAMAGINE HYDROSPACE CORP·Filed 1995·Granted Jan 6, 1998·38 cites·27 claims
- 0337US8656853B2Sealable dome assemblyKOHNEN WILLIAM·Filed 2011·Granted Feb 25, 2014·0 cites·16 claims
- 0435US10745093B2Swimming apparatusKOHNEN WILLIAM·Filed 2018·Granted Aug 18, 2020·0 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when William Kohnen 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 →