RH

Ryuji Haseyama

MI Mitsui Toatsu Chemicals, Incorporated: 6 patents #227 of 1,543Top 15%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
Overall (All Time): #755,846 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7132495 Polyisocyanate compound, method for producing the same, and uses thereof Isao Fukada, Akira Matsuura, Hiroki Mizutani, Seiichi Kobayashi 2006-11-07
5336749 Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereof Masatoshi Takagi, Kouzou Hayashi, Katsuyoshi Sasagawa, Kazuyuki Kuroda, Taisaku Kano +1 more 1994-08-09
5210286 Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereof Masatoshi Takagi, Kouzou Hayashi, Katsuyoshi Sasagawa, Kazuyuki Kuroda, Taisaku Kano +1 more 1993-05-11
5159045 Polyisocyanato-isocyanurate, and preparation process and use of the same Kouzou Hayashi, Kazuyuki Kuroda, Taisaku Kano, Takayoshi Sekido, Hiroshi Nomura +1 more 1992-10-27
5126426 Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereof Masatoshi Takagi, Kouzou Hayashi, Katsuyoshi Sasagawa, Kazuyuki Kuroda, Taisaku Kano +1 more 1992-06-30
5124429 Polyisocyanatoalkylphenyl-isocyanurates, method for the preparation thereof and use thereof Kazuyuki Kuroda, Kouzou Hayashi, Katsuyoshi Sasagawa, Taisaku Kano, Kiyoshi Shikai 1992-06-23
5091496 Polyisocyanatoalkylphenyl-isocyanurates, method for the preparation thereof and use thereof Kazuyuki Kuroda, Kouzou Hayashi, Katsuyoshi Sasagawa, Taisaku Kano, Kiyoshi Shikai 1992-02-25