Inventor
Kazuo Takebe
Inventor
Tsukuba, JP
Overview
Patents· 15 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 bonds29%
C07DHeterocyclic compounds12%
C07CAcyclic or carbocyclic compounds10%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices7%
H05KPrinted circuits7%
Y10TTechnical subjects covered by former us classification7%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
C08LCompositions of macromolecular compounds5%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients2%
PatentTitleYear
6,641,961'Colored photosensitive composition and method for producing a color filter'20036,641,960'Photosensitive solution for forming picture cell'20036,514,669'Pigment-dispersion photo-sensitive coating solution'20035,750,789'Unsaturated imide compounds containing alicyclic structure, process for producing the same and intermediate therefor'19985,646,204'Epoxy resin composition and resin-encapsulated semiconductor device'19975,560,968'Semiconductor device encapsulated with an epoxy resin and a process for encapsulation'19965,498,687'Unsaturated imide compounds containing alicyclic structure, process for producing the same and intermediate therefor'19965,478,871'Polyhydric phenol from naphthaldehyde and epoxy resin obtained using the same'19955,462,997'Polyhydric phenol, and epoxy resin and epoxy resin composition derived therefrom'19955,444,165'Unsaturated imide compounds containing alicyclic structure, process for producing the same and intermediate therefor'19955,395,912'Polyhydric phenol and epoxy resin and epoxy resin composition derived therefrom'19955,329,047'Aromatic allyl amine thermosetting resin composition'19945,326,881'Unsaturated imide compounds containing alicyclic structure, process for producing the same and intermediate therefor'19945,252,687'Thermosetting resin composition and use thereof for an electronic part'19935,109,087'Aromatic allyl amine thermosetting resin composition'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2003Patents assigned to SUMITOMO CHEMICAL CO (15)· patent assignee history
1992–1994Based in Ibaraki, JP· patent location history
1994–1998Based in Tsukuba, JP· patent location history
1997Based in Osaka, JP· patent location history
2003Based in Toyonaka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO CHEMICAL CO | 15 | 1992–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tsukuba, JP | 8 | 1994–1998 |
| Toyonaka, JP | 3 | 2003 |
| Ibaraki, JP | 3 | 1992–1994 |
| Osaka, JP | 1 | 1997 |