Reproducing device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9978416
SERIAL NO

15715232

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A reproducing device (100) includes (i) an optical pickup (6) for irradiating, with reproduction light, an optical disk (1) which is a super-resolution medium, (ii) an RF signal processing circuit (9) for converting, into a reproduction signal, light which reflected off optical disk (1), (iii) an i-MLSE detecting section (141) for evaluating quality of the reproduction signal, and (iv) a spherical aberration correcting section (142) for correcting a spherical aberration by using a result of evaluation of the quality of the reproduction signal.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SHARP KABUSHIKI KAISHASAKAI-SHI OSAKA 590-8522
MEMORY-TECH HOLDINGS INC5-2-20 AKASAKA MINATO-KU TOKYO 107-0052

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Konishi, Masahito Chikusei, JP 26 51
Naka, Takayuki Sakai, JP 33 75
Tajima, Hideharu Sakai, JP 112 337
Yamada, Hirohisa Sakai, JP 96 228
Yamamoto, Masaki Sakai, JP 357 3123

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 Nov 22, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 22, 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