Inventor · disambiguated record
John W. Engelbrecht
Also filed as: ENGELBRECHT JOHN W
2 granted patents·37 citations·filing 1974–1974
61Inventor score
Files withKELLWOOD CO2
Top patents by PatentIndex Score
2 records- 0174US4027062AComposition and method for imparting fire resistance and water repellency to fabricKELLWOOD CO·Filed 1974·Granted May 31, 1977·31 cites·9 claims
- 0235US3940355AComposition and method for imparting fire resistance and water repellency to fabricKELLWOOD CO·Filed 1974·Granted Feb 24, 1976·6 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when John W. Engelbrecht 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 →