Inventor · disambiguated record
Johan De Kok
Also filed as: DE KOK JOHAN
3 granted patents·71 citations·filing 1980–1981
72Inventor score
Files withWAVIN BV3
Top patents by PatentIndex Score
3 records- 0183US4321228AMethod of and apparatus for manufacturing a plastic pipe comprising longitudinally extending hollow channels in its wallWAVIN BV·Filed 1980·Granted Mar 23, 1982·47 cites·8 claims
- 0254US4323339ADevice for manufacturing plastics pipes with oblong channelsWAVIN BV·Filed 1980·Granted Apr 6, 1982·18 cites·4 claims
- 0324US4368026ACentering device for shaping tools of extrusion pressesWAVIN BV·Filed 1981·Granted Jan 11, 1983·6 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Johan De Kok 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 →