Inventor
Yoshinobu Matsuda
Inventor
Tsukuba, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Cprimary
C08CTreatment or chemical modification of rubbers17%
C30BSingle-crystal growth17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form8%
C07CAcyclic or carbocyclic compounds8%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds8%
C08LCompositions of macromolecular compounds8%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h108%
Y10TTechnical subjects covered by former us classification8%
PatentTitleYear
5,603,764'Process for crystal growth of III-V group compound semiconductor'19974,632,711'Vapor phase epitaxial growth method of zinc selenide and zinc selenide-sulphide by organometallic chemical vapor deposition'19864,259,395'Process for preparation of resin composition useful for laminated sheet'19814,115,437'Sulfonated product of butadiene or isoprene oligomer and the production therefor'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1997Patents assigned to SUMITOMO CHEMICAL CO (4)· patent assignee history
1978Based in Ibaraki, JP· patent location history
1981Based in Osaka, JP· patent location history
1986Based in Ashiya, JP· patent location history
1997Based in Tsukuba, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO CHEMICAL CO | 4 | 1978–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tsukuba, JP | 1 | 1997 |
| Ashiya, JP | 1 | 1986 |
| Osaka, JP | 1 | 1981 |
| Ibaraki, JP | 1 | 1978 |