Inventor
Shigeru Katayama
Inventor
Osaka, JP
Overview
Patents· 14 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 bonds12%
C08LCompositions of macromolecular compounds12%
Y10TTechnical subjects covered by former us classification12%
B41MPrinting, duplicating, marking, or copying processes9%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h109%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
C09JAdhesives6%
G03CPhotosensitive materials for photographic purposes6%
A61BDiagnosis3%
C07CAcyclic or carbocyclic compounds3%
PatentTitleYear
11,016,387Chemically amplified positive-type photosensitive resin composition, method of manufacturing substrate with template, and method of manufacturing plated article20219,031,199'X-ray computed tomography apparatus and X-ray diagnostic apparatus'20156,048,754'Method of manufacturing a semiconductor device with an airtight space formed internally within a hollow package'20005,437,917'Image-receiving paper'19955,343,076'Semiconductor device with an airtight space formed internally within a hollow package'19945,141,916'Thermal transfer image reception paper'19925,110,788'Thermal transfer image reception'19925,070,041'Method of removing flash from a semiconductor leadframe using coated leadframe and solvent'19914,695,598'Epoxy resin coating composition'19874,614,826'Polyglycidyl ethers of polynuclear polyhydric phenols'19864,230,840'Process for producing hydrocarbon resins having improved color and thermal stability'19804,105,843'Process for producing hydrocarbon resins having improved color and thermal stability by heat treatment with an .alpha.,.beta.unsaturated anhydride'19783,963,653'Process for producing hydrocarbon resin and pressure-sensitive adhesives containing same'19763,931,125'Process for producing hydrocarbon resin and pressure-sensitive adhesives containing same'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1994Patents assigned to MITSUI PETROCHEMICAL IND (7)· patent assignee history
1976–1980Based in Iwakuni, JP· patent location history
1986–1991Based in Ichihara, JP· patent location history
1987Patents assigned to NITTO ELECTRIC IND CO (1)· patent assignee history
1987–1995Based in Osaka, JP· patent location history
1992–1995Patents assigned to NITTO DENKO CORP (3)· patent assignee history
1994–2000Based in Sodegaura, JP· patent location history
2000Patents assigned to MITSUI CHEMICALS INC (1)· patent assignee history
2015Patents assigned to KATAYAMA SHIGERU (1)· patent assignee history
2021Based in Kawasaki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUI PETROCHEMICAL IND | 7 | 1976–1994 |
| NITTO DENKO CORP | 3 | 1992–1995 |
| KATAYAMA SHIGERUself | 1 | 2015 |
| MITSUI CHEMICALS INC | 1 | 2000 |
| NITTO ELECTRIC IND CO | 1 | 1987 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 4 | 1987–1995 |
| Iwakuni, JP | 4 | 1976–1980 |
| Sodegaura, JP | 2 | 1994–2000 |
| Ichihara, JP | 2 | 1986–1991 |
| Kawasaki, JP | 1 | 2021 |