Inventor
Hirotoshi Fujie
Inventor
Kawagoe, JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Fprimary
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices41%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests31%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds13%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h106%
C07DHeterocyclic compounds3%
C09DCoating compositions, e.g. paints, varnishes or lacquers3%
C09KMaterials for miscellaneous applications, not provided for elsewhere3%
PatentTitleYear
RE040211'Diazodisulfones'20086,716,573'Resist Composition'20046,656,660'Resist composition'20036,432,608'Resist composition'20026,335,143'Resist composition containing specific cross-linking agent'20026,303,264'Agent for reducing the substrate dependence of resist'20016,033,826'Polymer and resist material'20005,976,759'Polymer composition and resist material'19995,670,299'Pattern formation process'19975,627,006'Resist material'19975,468,589'Resist material and pattern formation process'19955,350,660'Chemical amplified resist material containing photosensitive compound capable of generating an acid and specific polystyrene copolymer having functional groups that become alkali-soluble under an acid atmosphere'19945,216,135'Diazodisulfones'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2008Patents assigned to WAKO PURE CHEM IND LTD (12)· patent assignee history
1993–2001Based in Saitama, JP· patent location history
1995–1997Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (2)· patent assignee history
1995–2008Based in Kawagoe, JP· patent location history
2002Patents assigned to MATSUSHITA ELECTRONICS CORP (1)· patent assignee history
2003Patents assigned to SUMITOMO CHEMICAL CO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WAKO PURE CHEM IND LTD | 12 | 1993–2008 |
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 2 | 1995–1997 |
| MATSUSHITA ELECTRONICS CORP | 1 | 2002 |
| SUMITOMO CHEMICAL CO | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawagoe, JP | 10 | 1995–2008 |
| Saitama, JP | 3 | 1993–2001 |