Inventor
Hisayuki Kayanoki
Inventor
Ichihara, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus26%
Y10TTechnical subjects covered by former us classification21%
C09DCoating compositions, e.g. paints, varnishes or lacquers18%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds9%
C08JWorking-up9%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds3%
C08LCompositions of macromolecular compounds3%
PatentTitleYear
6,946,498'Coating composition and article coated with the composition'20056,890,644'Transparent laminate, plastic lens for eyeglass and primer composition'20056,703,131'Coated article'20046,440,568'Plastic lenses and primer composition used for coating the same'20025,963,373'Primer composition'19995,858,077'Coating composition capable of yielding a cured product having a high refractive index and coated articles obtained therefrom'19995,654,090'Coating composition capable of yielding a cured product having a high refractive index and coated articles obtained therefrom'19975,496,641'Plastic lens'19965,171,806'Optical material and composition for optical material'19925,108,857'Light control sheets'19924,929,523'Light control sheets'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1996Patents assigned to NIPPON SHEET GLASS CO LTD (4)· patent assignee history
1990–1992Patents assigned to SUMITOMO CHEMICAL CO (2)· patent assignee history
1990–1996Based in Takarazuka, JP· patent location history
1997–2005Patents assigned to NIPPON ARC CO LTD (7)· patent assignee history
1997–2005Based in Ichihara, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON ARC CO LTD | 7 | 1997–2005 |
| NIPPON SHEET GLASS CO LTD | 4 | 1990–1996 |
| SUMITOMO CHEMICAL CO | 2 | 1990–1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ichihara, JP | 7 | 1997–2005 |
| Takarazuka, JP | 4 | 1990–1996 |