Inventor
Takayuki Aoyama
Inventor
Kyoto, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Lprimary
H01LSemiconductor devices15%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1015%
B29CShaping or joining of plastics10%
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. inserts10%
H10DInorganic electric semiconductor devices10%
Y10TTechnical subjects covered by former us classification10%
B29LIndexing scheme associated with subclass b29c, relating to particular articles5%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
C23CCoating metallic material5%
H05KPrinted circuits5%
PatentTitleYear
10,985,021Method for fabricating p-type gallium nitride semiconductor and method of heat treatment202110,978,319Light-irradiation heat treatment method and heat treatment apparatus202110,886,132Manufacturing method of high-dielectric-constant gate insulating film of semiconductor device20214,876,049'Method for preparing molded articles of ultra-high molecular weight polyethylene'19894,615,853'Method for producing thermoplastic resin sheet or filler-containing resin sheet'19864,597,818'Method for producing laminated sheets or films'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–1989Patents assigned to NIPPON PETROCHEMICALS CO LTD (3)· patent assignee history
1986–1989Based in Yokohama, JP· patent location history
2021Patents assigned to SCREEN HOLDINGS CO LTD (3)· patent assignee history
2021Based in Kyoto, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON PETROCHEMICALS CO LTD | 3 | 1986–1989 |
| SCREEN HOLDINGS CO LTD | 3 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kyoto, JP | 3 | 2021 |
| Yokohama, JP | 3 | 1986–1989 |