Imaging lens

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9804359
APP PUB NO 20160313536A1
SERIAL NO

14945422

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An imaging lens includes a first lens having positive refractive power; a second lens having negative refractive power; a third lens having negative refractive power; a fourth lens; a fifth lens; and a sixth lens having negative refractive power, arranged in this order from an object side to an image plane side. The fourth lens and the fifth lens have a composite focal length f45, and the third lens has an Abbe's number νd3 so that the following conditional expressions are satisfied:

description='In-line Formulae' end='lead'0<f45,description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'40<νd3<75.description='In-line Formulae' end='tail'

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
TOKYO VISIONARY OPTICS CO LTD7F MJ BLDG 1-7-4 MINATO CHUO-KU TOKYO

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukaya, Hisao Tochigi, JP 90 607
Hirano, Hitoshi Nagano, JP 264 2221
Kubota, Kenichi Nagano, JP 193 1554
Kubota, Yoji Nagano, JP 174 1387

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 30, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 30, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00