Engine working apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11835022
APP PUB NO 20220235731A1
SERIAL NO

17583197

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Provided is an engine working apparatus capable of smoothly decelerating an engine. The engine working apparatus includes: an internal combustion engine including a piston reciprocally movable in a cylinder and a combustion chamber defined by the piston; an ignition plug configured to ignite air-fuel mixture in the combustion chamber; a detector configured to detect a rotation number of the internal combustion engine; and a controller configured to control an ignition timing of the ignition plug based on the detected rotation number, execute feedback control of determining the ignition timing based on a deviation between a target rotation number and the detected rotation number, and to execute the feedback control when the detected rotation number satisfies a predetermined deceleration condition.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
OPPAMA INDUSTRY CO LTD14-2 NATSUSHIMACHO YOKOSUKA-SHI KANAGAWA 2370061
YAMABIKO CORPORATION7-2 SUEHIROCHO 1-CHOME OHME-SHI TOKYO 198-8760

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kobayashi, Yuta Tokyo, JP 87 271
Tsuyuki, Yuichi Kanagawa-ken, JP 4 9
Watanabe, Kohsuke Kanagawa-ken, JP 25 450
Yamazaki, Takahiro Tokyo, JP 99 496

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
3.5 Year Payment $1600.00 $800.00 $400.00 Jun 5, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Jun 5, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jun 5, 2035
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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