Inventor
Takahiro Cho
Inventor
Saitama, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
D21Cprimary
D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials100%
PatentTitleYear
8,864,942'Process for producing bleached pulp'20148,268,123'Process for producing bleached pulp'20126,432,266'Process for bleaching chemical pulp simultaneously with chlorine dioxide, peroxide and a reaction catalyst'20026,048,437'Process for bleaching chemical pulp with chlorine dioxide, peroxide and Na.sub.2 M.sub.0 O.sub.4 as reaction catalyt'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2014Patents assigned to MITSUBISHI GAS CHEMICAL CO (4)· patent assignee history
2000–2002Based in Tokyo, JP· patent location history
2012–2014Patents assigned to CHO TAKAHIRO (2)· patent assignee history
2012–2014Patents assigned to KAWAE AYANO (2)· patent assignee history
2012–2014Patents assigned to KOSHITSUKA TETSUO (2)· patent assignee history
2012–2014Patents assigned to NAGATANI HIROYUKI (2)· patent assignee history
2012–2014Based in Saitama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI GAS CHEMICAL CO | 4 | 2000–2014 |
| CHO TAKAHIROself | 2 | 2012–2014 |
| KAWAE AYANO | 2 | 2012–2014 |
| KOSHITSUKA TETSUO | 2 | 2012–2014 |
| NAGATANI HIROYUKI | 2 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Saitama, JP | 2 | 2012–2014 |
| Tokyo, JP | 2 | 2000–2002 |