Inventor
Yasuhiro Nawata
Inventor
Himeji, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds19%
A61LMethods or apparatus for sterilising materials or objects in general17%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients14%
A61FFilters implantable into blood vessels10%
C08LCompositions of macromolecular compounds10%
C08JWorking-up7%
Y10TTechnical subjects covered by former us classification7%
A01NPreservation of bodies of humans or animals or plants or parts thereof5%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
PatentTitleYear
9,074,022'Process for production of water-absorbent resin'20158,981,176'Water-absorbing resin compound'20158,524,797'Water-absorbing resin composition'20138,383,696'Water-absorbing resin composition'20138,378,033'Process for production of water-absorbable resin particle, and water-absorbable resin particle produced by the process'20138,198,376'Process for production of water-absorbable resin'20128,084,544'Process for production of water-absorbing resin'20118,003,210'Process for producing water-absorbing resin particles, water-absorbing resin particles made by the process, and absorbent materials and absorbent articles made by using the particles'20117,868,075'Water-absorbing resin composition'20117,737,231'Process for producing water-absorbing resin'20107,713,623'Process for production of water-absorbing resin particles'20106,573,330'Process for preparing water-absorbent resin'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2015Patents assigned to SUMITOMO SEIKA CHEMICALS (12)· patent assignee history
2003–2015Based in Himeji, JP· patent location history
2011–2015Patents assigned to NAWATA YASUHIRO (7)· patent assignee history
2012–2015Patents assigned to HANDA MASAYOSHI (3)· patent assignee history
2012–2013Based in Kako-gun, JP· patent location history
2013–2015Patents assigned to TANIGUCHI TAKAYASU (3)· patent assignee history
2013Patents assigned to OIDA TATSUYA (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO SEIKA CHEMICALS | 12 | 2003–2015 |
| NAWATA YASUHIROself | 7 | 2011–2015 |
| HANDA MASAYOSHI | 3 | 2012–2015 |
| TANIGUCHI TAKAYASU | 3 | 2013–2015 |
| OIDA TATSUYA | 2 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Himeji, JP | 10 | 2003–2015 |
| Kako-gun, JP | 2 | 2012–2013 |