Inventor · disambiguated record
Alvin L. Wittwer
Also filed as: WITTWER ALVIN L
3 granted patents·30 citations·filing 1975–1979
69Inventor score
Files withIBM3
Top patents by PatentIndex Score
3 records- 0168US4260996AAspirated ink jet printer headIBM·Filed 1979·Granted Apr 7, 1981·15 cites·5 claims
- 0251US4207059ABackup roll for heated fuser systemIBM·Filed 1975·Granted Jun 10, 1980·9 cites·12 claims
- 0345US4219823AImage inclination control for bi-directional ink jet printersIBM·Filed 1979·Granted Aug 26, 1980·6 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Alvin L. Wittwer 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 →