Inventor · disambiguated record
Ryuji Haseyama
Also filed as: HASEYAMA RYUJI
7 granted patents·55 citations·filing 1990–2004
81Inventor score
Top patents by PatentIndex Score
7 records- 0188US5159045APolyisocyanato-isocyanurate, and preparation process and use of the sameMITSUI TOATSU CHEMICALS·Filed 1991·Granted Oct 27, 1992·44 cites·35 claims
- 0260US7132495B2Polyisocyanate compound, method for producing the same, and uses thereofMITSUI CHEMICALS INC·Filed 2004·Granted Nov 7, 2006·2 cites·12 claims
- 0356US5126426AAlicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereofMITSUI TOATSU CHEMICALS·Filed 1990·Granted Jun 30, 1992·5 cites·5 claims
- 0435US5124429APolyisocyanatoalkylphenyl-isocyanurates, method for the preparation thereof and use thereofMITSUI TOATSU CHEMICALS·Filed 1991·Granted Jun 23, 1992·2 cites·3 claims
- 0535US5091496APolyisocyanatoalkylphenyl-isocyanurates, method for the preparation thereof and use thereofMITSUI TOATSU CHEMICALS·Filed 1990·Granted Feb 25, 1992·2 cites·9 claims
- 0631US5210286AAlicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereofMITSUI TOATSU CHEMICALS·Filed 1992·Granted May 11, 1993·0 cites·2 claims
- 0728US5336749AAlicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereofMITSUI TOATSU CHEMICALS·Filed 1993·Granted Aug 9, 1994·0 cites·10 claims
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