Inventor
Yasuhisa Nagata
Inventor
Shizuoka, JP
Overview
Patents· 10 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 bonds18%
C08JWorking-up14%
C08LCompositions of macromolecular compounds14%
Y10TTechnical subjects covered by former us classification14%
C04BLime, magnesia9%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling5%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
C12MApparatus for enzymology or microbiology5%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture5%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
PatentTitleYear
11,017,054Collapse strength prediction method20216,013,490'Method for cultivating apparatus for the production of bacterial cellulose in an aerated and agitated culture'20005,443,859'Carbon film and process for preparing the same'19955,438,105'Polyamic acid composite, polyimide composite and processes for producing the same'19955,352,524'Carbon film and process for preparing the same'19945,231,162'Polyamic acid having three-dimensional network molecular structure, polyimide obtained therefrom and process for the preparation thereof'19934,962,162'Resin composition of thermosetting resin and thermoplastic resin'19904,897,286'Method for producing carbon fiber reinforced thermoplastic resin product'19904,714,648'Prepregs and method for production thereof'19874,500,660'Epoxy resin composition'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985Patents assigned to TOHO BESLON CO (1)· patent assignee history
1985–1995Based in Shizuoka, JP· patent location history
1987–1995Patents assigned to TOHO RAYON KK (7)· patent assignee history
2000Patents assigned to BIO POLYMER RES CO LTD (1)· patent assignee history
2000Based in Yokohama, JP· patent location history
2021Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (1)· patent assignee history
2021Patents assigned to NIPPON STEEL CORP (1)· patent assignee history
2021Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOHO RAYON KK | 7 | 1987–1995 |
| BIO POLYMER RES CO LTD | 1 | 2000 |
| NIPPON STEEL & SUMITOMO METAL CORP | 1 | 2021 |
| NIPPON STEEL CORP | 1 | 2021 |
| TOHO BESLON CO | 1 | 1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shizuoka, JP | 8 | 1985–1995 |
| Tokyo, JP | 1 | 2021 |
| Yokohama, JP | 1 | 2000 |