Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7425654 | Aromatic triamine compound and organic electroluminescence device using the same | Masahiro Kawamura | 2008-09-16 |
| 7081427 | Solid catalyst component for olefin polymerization | Takanori Sadashima, Hideo Funabashi | 2006-07-25 |
| 6838409 | Catalyst for olefin/styrene copolymerization, and process for producing olefin/styrene copolymer | Nobuhide Ishihara, Kiyohiko Yokota | 2005-01-04 |
| 6825294 | Catalysts for polymerizing styrene and other monomer and process for producing styrene polymer | Norio Tomotsu | 2004-11-30 |
| 6339135 | Transition metal compound, catalyst for olefin polymerization, process for preparing olefin polymer | Takashi Kashiwamura, Masami Watanabe, Noriyuki Tani, Takuji Okamoto, Kiyohiko Yokota +2 more | 2002-01-15 |
| 6255244 | Polymerization catalysts for olefinic and styrenic monomer and polymer production method | — | 2001-07-03 |
| 6171994 | Multiple crosslinking type transition metal compound used for olefin polymerization process | Kiyohiko Yokota, Masami Watanabe, Takuji Okamoto, Noriyuki Tani | 2001-01-09 |
| 6169154 | Branched ethylenic macromonomer and its polymer | Shuji Machida, Masahiro Mitani, Masami Watanabe | 2001-01-02 |
| 5955557 | Branched ethylenic macromonomer and its polymer | Shuji Machida, Masahiro Mitani, Masami Watanabe | 1999-09-21 |
| 5854165 | Transition metal compound, catalyst for olefin polymerization, process for preparing olefin polymer by use of catalyst | Kiyohiko Yokota, Masami Watanabe, Takuji Okamoto, Noriyuki Tani | 1998-12-29 |
| 5739225 | Process for preparing olefin polymer, and ethylenic polymer | Toshinori Tazaki, Shuji Machida, Nobuo Kawasaki, Yasunori Kadoi, Mizutomo Takeuchi +3 more | 1998-04-14 |