Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647551 | For producing ethylene glycol and/or a glycolic acid ester, catalyst composition and process for producing the catalyst composition | Haruhiko Miyazaki, Koichi Hirai, Taizo Uda, Yasuo Nakamura, Harumi Ikezawa | 1987-03-03 |
| 4585890 | Process for producing ethylene glycol and/or glycolic acid ester, catalyst composition used therefor, and process for production thereof | Haruhiko Miyazaki, Taizo Uda, Koichi Hirai, Yasuo Nakamura, Harumi Ikezawa | 1986-04-29 |
| 4551565 | Process for the production of ethylene glycol and/or glycollic acid esters, and catalyst therefor | Haruhiko Miyazaki, Koichi Hirai, Taizo Uda, Yasuo Nakamura, Harumi Ikezawa | 1985-11-05 |
| 4511744 | Process for producing lower alkylene glycol, catalyst composition used therefor and process for production thereof | Haruhiko Miyazaki, Koichi Hirai, Taizo Uda, Yasuo Nakamura, Harumi Ikezawa | 1985-04-16 |
| 4440873 | Process for producing ethylene glycol and/or glycolic acid ester, catalyst composition used therefor, and process for production thereof | Haruhiko Miyazaki, Taizo Uda, Koichi Hirai, Yasuo Nakamura, Harumi Ikezawa | 1984-04-03 |
| 4409395 | Process for the production of glycollic acid esters | Haruhiko Miyazaki, Koichi Hirai, Taizo Uda, Yasuo Nakamura, Harumi Ikezawa | 1983-10-11 |