Inventor
Sotaro Hiramatsu
Inventor
Tokyo, JP
Overview
Patents· 7 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 bonds15%
H05KPrinted circuits15%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form12%
C08LCompositions of macromolecular compounds12%
C08JWorking-up10%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients10%
B29CShaping or joining of plastics2%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts2%
C07CAcyclic or carbocyclic compounds2%
C09JAdhesives2%
PatentTitleYear
11,052,638Metal-clad laminate and manufacturing method for same202110,550,244Resin composition, prepreg, metal foil-clad laminate, resin composite sheet, and printed wiring board202010,034,371Resin composition for printed wiring board, prepreg, metal foil-clad laminate, resin composite sheet, and printed wiring board20189,974,169Resin composition, prepreg, metal-foil-clad laminate, resin composite sheet, and printed wiring board20189,949,369Cyanate ester compound, curable resin composition containing the same, and hardened product thereof20188,357,322'Process and apparatus for production of colorless transparent resin film'20136,884,366'Process for producing oxygen absorbing polyamide resin composition and oxygen absorbing polyamide resin composition produced by the process'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2020Patents assigned to MITSUBISHI GAS CHEMICAL CO (6)· patent assignee history
2005–2013Based in Kanagawa, JP· patent location history
2013Patents assigned to HIRAMATSU SOTARO (1)· patent assignee history
2013Patents assigned to KIHARA SHUTA (1)· patent assignee history
2013Patents assigned to OISHI JITSUO (1)· patent assignee history
2018–2020Based in Tokyo, JP· patent location history
2021Patents assigned to KURARAY CO (1)· patent assignee history
2021Based in Kamisu, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI GAS CHEMICAL CO | 6 | 2005–2020 |
| HIRAMATSU SOTAROself | 1 | 2013 |
| KIHARA SHUTA | 1 | 2013 |
| KURARAY CO | 1 | 2021 |
| OISHI JITSUO | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 4 | 2018–2020 |
| Kanagawa, JP | 2 | 2005–2013 |
| Kamisu, JP | 1 | 2021 |