Inventor · disambiguated record
Yuuichirou Murayama
Also filed as: MURAYAMA YUUICHIROU
3 granted patents·27 citations·filing 1990–1995
69Inventor score
Files withFUJI PHOTO FILM CO LTD3
Top patents by PatentIndex Score
3 records- 0149US5578376AMagnetic recording medium having a magnetic layer comprising a specified ferromagnetic metal powder and a specified polyurethane binderFUJI PHOTO FILM CO LTD·Filed 1995·Granted Nov 26, 1996·15 cites·4 claims
- 0245US5458979AMagnetic recording medium having a magnetic layer comprising ferromagnetic particles, polyurethane resin and polyvinylacetal resinFUJI PHOTO FILM CO LTD·Filed 1994·Granted Oct 17, 1995·6 cites·4 claims
- 0344US5073439AMagnetic recording medium comprising a vinyl chloride based resin group containing an epoxy group or a polar or both and further a polyurethane resin containing three hydroxyl groups and one polar groupFUJI PHOTO FILM CO LTD·Filed 1990·Granted Dec 17, 1991·6 cites·7 claims
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