Inventor · disambiguated record

Tadao Yoyama

Also filed as: OHASHI AZUSA · WATANABE MASARU

3 granted patents·43 citations·filing 1976–1978

72Inventor score

Technology areasG03F

Files withFUJI PHOTO FILM CO LTD3

Top patents by PatentIndex Score

3 records

0186US4217407ALight-sensitive O-quinone diazide containing copying materialFUJI PHOTO FILM CO LTD·Filed 1976·Granted Aug 12, 1980·27 cites·9 claims
0265US4197128ALight-sensitive O-quinone diazide containing copying materialFUJI PHOTO FILM CO LTD·Filed 1977·Granted Apr 8, 1980·12 cites·9 claims
0334US4207106APositive working O-quinone diazide photocopying process with organic resin overlayerFUJI PHOTO FILM CO LTD·Filed 1978·Granted Jun 10, 1980·4 cites·9 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →