Individual holder
DEFOREIT CHRISTIAN J
FR·4 granted patents·32 citations·filing 1977–1981
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0165US4149440APolyphonic computer organDEFOREIT CHRISTIAN J·Filed 1977·Granted Apr 17, 1979·12 cites·14 claims
- 0252US4279186APolyphonic synthesizer of periodic signals using digital techniquesDEFOREIT CHRISTIAN J·Filed 1979·Granted Jul 21, 1981·7 cites·15 claims
- 0349US4217802APolyphonic digital synthesizerDEFOREIT CHRISTIAN J·Filed 1978·Granted Aug 19, 1980·6 cites·14 claims
- 0434US4402243ASynthesizer circuit for electronic musical instrumentDEFOREIT CHRISTIAN J·Filed 1981·Granted Sep 6, 1983·7 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when DEFOREIT CHRISTIAN J 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 →