Assignee
HEWITT MICHAEL JOHN
GB·3 granted patents·126 citations·filing 1980–1990
Top patents by PatentIndex Score
3 records- 0192US4481701ACored plastics profiles and manufacture of frames for windows and the like therefromHEWITT MICHAEL JOHN·Filed 1983·Granted Nov 13, 1984·83 cites·15 claims
- 0258US5094798AManufacture of lightweight structural profileHEWITT MICHAEL JOHN·Filed 1990·Granted Mar 10, 1992·31 cites·21 claims
- 0345US4420920ACored plastics profiles and manufacture of frames for windows and the like therefromHEWITT MICHAEL JOHN·Filed 1980·Granted Dec 20, 1983·12 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when HEWITT MICHAEL JOHN 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 →