Inventor
Katsuhiko Oshimi
Inventor
Saitama, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds33%
C08LCompositions of macromolecular compounds29%
C07DHeterocyclic compounds8%
Y10TTechnical subjects covered by former us classification8%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%
C08JWorking-up4%
C09KMaterials for miscellaneous applications, not provided for elsewhere4%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%
PatentTitleYear
8,981,160'Modified liquid epoxy resin as well as epoxy resin composition using the same and cured product thereof'20158,198,381'Phenol aralkyl epoxy resin with secondary hydroxyl groups'20127,968,672'Phenolic resin, process for production thereof, epoxy resin, and use thereof'20117,884,172'Tetraglycidyl ether of 1,1,2,2-tetrakis(hydroxyphenyl)ethane'20117,521,100'Liquid crystal sealing agent and liquid crystalline display cell using the same'20096,812,318'Epoxy resins, epoxy resin mixtures, epoxy resin compositions and products of curing of the same'20046,723,801'Polyphenol resin, process for its production, epoxy resin composition and its use'20046,420,464'Polyhydric phenol compounds, epoxy resins, epoxy resin compositions and cured products thereof'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2015Patents assigned to NIPPON KAYAKU KK (8)· patent assignee history
2002Based in Yono, JP· patent location history
2004–2009Based in Saitama, JP· patent location history
2011–2015Based in Tokyo, JP· patent location history
2011–2012Based in Kita-ku, JP· patent location history
2012–2015Patents assigned to NAKANISHI MASATAKA (2)· patent assignee history
2012–2015Patents assigned to OSHIMI KATSUHIKO (2)· patent assignee history
2012Patents assigned to KURIHASHI TORU (1)· patent assignee history
2012Patents assigned to OHHASHI KAZUYUKI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON KAYAKU KK | 8 | 2002–2015 |
| NAKANISHI MASATAKA | 2 | 2012–2015 |
| OSHIMI KATSUHIKOself | 2 | 2012–2015 |
| KURIHASHI TORU | 1 | 2012 |
| OHHASHI KAZUYUKI | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Saitama, JP | 3 | 2004–2009 |
| Tokyo, JP | 2 | 2011–2015 |
| Kita-ku, JP | 2 | 2011–2012 |
| Yono, JP | 1 | 2002 |