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Serving hundreds of leading biopharmaceutical companies globally:

Covington
Queensland Health
Daiichi Sankyo
Julphar
UBS
Baxter
Fish and Richardson
Teva
McKesson

Generated: May 23, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,955,344

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Summary for Patent: 4,955,344
Title: Apparatus for controlling rotational speed of prime mover of construction machine
Abstract:A controller having an up/down switch for changing the rotational speed of a prime mover such as an engine, an actuator such as an electric motor for driving a governor on the basis of the operation of the up/down switch so as to control the rotational speed of the prime mover. A target speed is calculated on the basis of the operation of the up/down switch, and the prime mover speed is controlled by using the calculated value. Another switch is provided to immediately shift the prime mover speed to a speed previously set as desired. This shift switch is used to control the prime mover so that the prime mover rotates at the set speed, and this speed is adjusted by operating the up/down switch.
Inventor(s): Tatsumi; Akira (Chiba, JP), Hirata; Toichi (Ibaragi, JP), Egashira; Masaki (Ibaragi, JP), Tomikawa; Osamu (Ibaragi, JP), Watanabe; Hiroshi (Ibaragi, JP)
Assignee: Hitachi Construction Machinery Co., Ltd. (Tokyo, JP)
Application Number:07/374,836
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 4,955,344
Patent Claim Types:
see list of patent claims
Device;

Drugs Protected by US Patent 4,955,344

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Foreign Priority and PCT Information for Patent: 4,955,344

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan63-166317Jul 4, 1988

International Family Members for US Patent 4,955,344

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Germany 68927298 ➤ Try a Free Trial
Germany 68929088 ➤ Try a Free Trial
European Patent Office 0353799 ➤ Try a Free Trial
European Patent Office 0505013 ➤ Try a Free Trial
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Farmers Insurance
Cantor Fitzgerald
Chinese Patent Office
Cipla
Dow
Moodys
QuintilesIMS
Queensland Health
Johnson and Johnson

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