Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7473777 | Method for production of halogen-containing phthalocyanine compound | Kouichi Hirota, Kiyoshi Masuda, Masunori Kitao | 2009-01-06 |
| 6559342 | Method of producing alkanolamines and apparatus for producing same | Hideaki Tsuneki, Masaru Kirishiki, Yoshitaka Arita, Tomoharu Oku, Hisakazu Shindou +2 more | 2003-05-06 |