Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10023529 | Apparatus for removing catalyst surface substances | Yusuke Ishii, Yasuaki Furuya | 2018-07-17 |
| 9643918 | Calcination apparatus, process for producing oxide catalyst, and process for producing unsaturated acid or unsaturated nitrile | Eri Tateno, Masatoshi Kaneta, Haruhiko Watanabe | 2017-05-09 |
| 9180427 | Calcination apparatus, process for producing oxide catalyst, and process for producing unsaturated acid or unsaturated nitrile | Eri Tateno, Masatoshi Kaneta, Haruhiko Watanabe | 2015-11-10 |
| 7485696 | Oxytetramethylene glycol copolymer and method for producing the same | Tamotsu Kodama, Haruyuki Minoura, Yoshiyuki Tsunematsu, Satoshi Furubeppu | 2009-02-03 |
| 7217783 | Oxytetramethylene glycol copolymer and process for producing the same | Tamotsu Kodama, Satoshi Furubeppu | 2007-05-15 |