Inventor
Shun Hasegawa
Inventor
Tokyo, JP
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Jprimary
C08JWorking-up11%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients9%
H05KPrinted circuits9%
Y10TTechnical subjects covered by former us classification9%
B29CShaping or joining of plastics6%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%
C03CChemical composition of glasses, glazes or vitreous enamels6%
G02BOptical elements, systems or apparatus6%
H01JElectric discharge tubes or discharge lamps6%
H01QAntennas, i.e. radio aerials6%
PatentTitleYear
D0885448Welding and cutting machine for metals20206,746,792'Fuel cell separator composition, fuel cell separator and method of manufacture, and solid polymer fuel cell'20046,686,536'Method of forming electrode section on inner surface of transparent electromagnetic wave shielding plate, and transparent electromagnetic wave shielding plate formed thereby'20046,679,971'Front plate for plasma display panels, and method of producing the same'20046,607,817'Melamine resin foam with excellent oil repellency'20036,592,784'Near infrared absorption composition and near infrared absorption filter produced from said composition'20036,388,116'Near infrared absorbing compound'20026,217,796'Near infrared absorption composition'20016,136,904'Near infrared absorbent polycarbonate resin composition and shaped article thereof'20006,117,370'Near infrared absorption filter'20006,061,011'Nonflammable radio wave absorber'20005,885,692'Wave absorber'19995,436,278'Melamine resin foam, process for production thereof and melamine/formaldehyde condensate'19955,413,853'Melamine resin foam'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2004Patents assigned to NISSHIN SPINNING (13)· patent assignee history
1995–2020Based in Tokyo, JP· patent location history
1999–2000Patents assigned to NISSHINBO TEMPEST INC (2)· patent assignee history
2002–2004Based in Chiba, JP· patent location history
2004Patents assigned to HASEGAWA CHEM IND (2)· patent assignee history
2020Patents assigned to KOIKE SANSO KOGYO KK (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NISSHIN SPINNING | 13 | 1995–2004 |
| HASEGAWA CHEM IND | 2 | 2004 |
| NISSHINBO TEMPEST INC | 2 | 1999–2000 |
| KOIKE SANSO KOGYO KK | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 8 | 1995–2020 |
| Chiba, JP | 6 | 2002–2004 |