Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8481764 | Process for producing propylene oxide | Koji Shinohara | 2013-07-09 |
| 8093412 | Method of purifying propylene oxide | Toshio Nakayama, Noriaki Oku, Koji Shinohara | 2012-01-10 |
| 7705166 | Process for producing propylene oxide | Yoshiaki Itou | 2010-04-27 |
| 7485736 | Process for producing α-methylstyrene | — | 2009-02-03 |
| 7449590 | Process for preparation of propylene oxide | Masaru Ishino | 2008-11-11 |
| 7381829 | Method for producing propylene oxide | Masaru Ishino | 2008-06-03 |
| 7319177 | Process for producing cumene | Masaru Ishino | 2008-01-15 |
| 7053226 | Process for producing cumene | Noriaki Oku | 2006-05-30 |
| 6982235 | Method for regenerating solid catalyst | Toshikazu Ohmae | 2006-01-03 |
| 6900364 | Method of recovering cumene | Masaaki Katao | 2005-05-31 |
| 6887823 | Process for production of titanium-containing silicon oxide catalysts | Jun Yamamoto | 2005-05-03 |
| 6838570 | Molded catalyst, process for producing molded catalyst, and process for producing oxirane compound | Jun Yamamoto | 2005-01-04 |
| 6646139 | Process for producing propylene oxide | Tateo Seo | 2003-11-11 |
| 6639085 | Process for producing propylene oxide | Jun Yamamoto | 2003-10-28 |
| 6639086 | Process for producing propylene oxide | Toshikazu Omae | 2003-10-28 |
| 6512128 | Process using a titanium-containing silicon oxide catalyst | Jun Yamamoto | 2003-01-28 |
| 6506914 | Process for producing oxirane compound | Carsten Stöcker | 2003-01-14 |
| 6323147 | Titanium-containing silicon oxide catalyst | Jun Yamamoto | 2001-11-27 |
| 6211388 | Method for producing propylene oxide | Jun Yamamoto, Avelino Corma Canos, Fernando Garcia | 2001-04-03 |
| 6187934 | Titanium-containing solid catalyst | Kenshi Uchida, Masaru Ishino | 2001-02-13 |
| 6160137 | Method for producing propylene oxide | Masaru Ishino, Kenshi Uchida | 2000-12-12 |
| 6096910 | Process for producing propylene oxide | Jun Yamamoto | 2000-08-01 |
| 5723637 | Process for producing propylene oxide | Kenshi Uchida, Noriaki Oku, Mitsuhisa Tamura, Masaru Ishino | 1998-03-03 |