Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Apparatus for controlling a variable-effective-length air intake system

Apparatus for controlling a variable-effective-length air intake system

US Patent 4793294 · Granted Dec 27, 1988

Estimated economic value: $57,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Nucleic acid-containing fermented seasoning and method of producing the same2021
Mounting structure for power conversion device2021
Bristle element for brush and brush roll2019
Semiconductor device and scan test method including writing and reading test dat2019
ROM chip attachment of an ink bottle2017
Ink jet recording apparatus, ink or solvent cartridge, and bottle included in ca2016
Semiconductor integrated circuit and method for designing the same2015
Ink bottle for inkjet printer2015
Complex band-pass filter for use in digital radio receiver and complex band-pass2007
Complex band-pass ΔΣ AD modulator for use in AD converter circuit2006
Charging pressure control apparatus for an internal combustion engine with a dua1994
Internal combustion engine air intake system with variable effective length1988