YI

Yasutaka Ishii

DI Daicel Chemical Industries: 50 patents #3 of 893Top 1%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
DA Daicel: 1 patents #265 of 523Top 55%
DI Diacel Chemical Industries: 1 patents #3 of 14Top 25%
Overall (All Time): #47,762 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 1–25 of 54 patents

Patent #TitleCo-InventorsDate
9447013 Method for producing oxide Ichiro Takase, Yoshiya Narasaki, Takamasa Suzuki 2016-09-20
8680267 Process for producing amide or lactam Takahiro Iwahama, Tatsuya Nakano 2014-03-25
8410308 Process for production of oxygen-containing organic compound Minoru Takano, Naruhisa Hirai 2013-04-02
7759515 Catalyst comprising N-substituted cyclic imide compound and process for producing organic compounds using the catalyst Naruhisa Hirai, Masahiko Terada 2010-07-20
7745654 Process for the preparation of vinyl- or allyl-containing compounds Tatsuya Nakano, Takahiro Iwahama 2010-06-29
7741514 Catalyst comprising N-substituted cyclic imide compound and process for producing organic compound using the catalyst Tatsuya Nakano, Takahiro Iwahama, Naruhisa Hirai 2010-06-22
7608727 Process for the preparation of furan compounds Tatsuya Nakano, Takahiro Iwahama 2009-10-27
7414160 Process for producing aromatic compounds Tatsuya Nakano 2008-08-19
7368615 Catalyst comprising a cyclic imide compound and process for producing organic compounds using the catalyst Tatsuya Nakano, Shinya Nagano, Naoto Okuyama 2008-05-06
7304184 Process for producing allyl-containing compounds Takahiro Iwahama, Tatsuya Nakano 2007-12-04
7288649 Catalyst comprising cyclic acylurea compound and process for producing organic compounds using the catalyst Naruhisa Hirai 2007-10-30
7271285 Process for producing aromatic carboxylic acids Tatsuya Nakano 2007-09-18
7271297 Process for producing vinyl ether compounds Tatsuya Nakano, Keizo Inoue 2007-09-18
RE39744 Adamantane derivatives and process for producing them Tatsuya Nakano, Naruhisa Hirai 2007-07-24
7183423 Process for the preparation of organic compounds with imide catalysts Takahiro Iwahama, Tatsuya Nakano 2007-02-27
7115541 Catalyst comprising n-substituted cyclic imides and processes for preparing organic compounds with the catalyst Tatsuya Nakano, Takahiro Iwahama, Naruhisa Hirai 2006-10-03
7091342 Catalyst comprising cyclic acylurea compounds and processes for production organic compounds with the same Naruhisa Hirai 2006-08-15
7084090 Catalyst comprised of n-substituted cyclic imides and processes for preparing organic compounds with the catalyst Naruhisa Hiral, Masahiko Terada 2006-08-01
7074970 Process for producing vinyl ether compounds Tatsuya Nakano, Keizo Inoue 2006-07-11
7038064 Process for producing hydroxylactones Tatsuya Nakano, Keizo Inoue 2006-05-02
7034184 Process for producing azine compounds and oxime compounds Tatsuya Nakano 2006-04-25
7019179 Process for producing aromatic compounds Tatsuya Nakano 2006-03-28
7015356 Process for producing dicarboxylic acids Yasuteru Kajikawa 2006-03-21
6998491 Catalyst comprising a cyclic imide compound Tatsuya Nakano, Shinya Nagano, Naoto Okuyama 2006-02-14
6768023 Process for producing organic compounds using nitrites Tatsuya Nakano, Takahiro Iwahama 2004-07-27