Inventor · disambiguated record
Yoo Iijima
Also filed as: IIJIMA YOO
4 granted patents·32 citations·filing 1972–1977
74Inventor score
Files withFUJI PHOTO FILM CO LTD4
Top patents by PatentIndex Score
4 records- 0168US3984243APhotographic developer compositions for obtaining high contrast imagesFUJI PHOTO FILM CO LTD·Filed 1973·Granted Oct 5, 1976·15 cites·20 claims
- 0245US4022621APhotographic developer compositionFUJI PHOTO FILM CO LTD·Filed 1975·Granted May 10, 1977·9 cites·6 claims
- 0344US4113489AMethod of forming photographic line and half-tone imagesFUJI PHOTO FILM CO LTD·Filed 1972·Granted Sep 12, 1978·6 cites·18 claims
- 0438US4108662AProcess for developing photographic light-sensitive materials for the graphic artsFUJI PHOTO FILM CO LTD·Filed 1977·Granted Aug 22, 1978·2 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Yoo Iijima 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 →