Yagi; Shizuo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yagi; Shizuo.The latest application filed is for "valve driving mechanism for internal combustion engines".

Company Profile

0.17.0

Yagi; Shizuo - Asaka JP
Yagi; Shizuo - Saitama JP
Yagi; Shizuo - Saitama-ken JA
Yagi; Shizuo - Asaka-shi JA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Valve driving mechanism for internal combustion engines Grant 5,107,802 - Yagi , et al. April 28, 1	1992-04-28
Valve driving device and valve driving method for internal combustion engine Grant 5,074,260 - Yagi , et al. December 24, 1	1991-12-24
Ignition timing control system for internal combustion engine Grant 4,748,952 - Yagi , et al. June 7, 1	1988-06-07
Ignition timing control method for internal combustion engine Grant 4,745,902 - Yagi , et al. May 24, 1	1988-05-24
Uncertainty detector in feed-back control system based on combustion peak position data for internal combustion engine and ignition timing control having particular detector Grant 4,709,678 - Yagi , et al. December 1, 1	1987-12-01
Ignition timing control system for internal combustion engines Grant 4,694,799 - Yagi , et al. September 22, 1	1987-09-22
Combustion chamber system for kerosine internal combustion engine Grant 4,596,214 - Yagi , et al. June 24, 1	1986-06-24
High power output engine Grant 4,317,438 - Yagi , et al. March 2, 1	1982-03-02
Exhaust gas recirculation for emissions control Grant 4,020,808 - Yagi , et al. May 3, 1	1977-05-03
Exhaust gas recirculation for three-valve engine Grant 3,941,105 - Yagi , et al. March 2, 1	1976-03-02
Method and apparatus using proportional residual gas storage to reduce NO.sub.x emissions from internal combustion engines Grant 3,933,134 - Yagi , et al. January 20, 1	1976-01-20
Reduction of NO.sub.x, HC, and CO in the exhaust gases of internal combustion engines Grant 3,890,942 - Date , et al. June 24, 1	1975-06-24
Carburetor Grant 3,842,810 - Yagi , et al. October 22, 1	1974-10-22
Auxiliary Chamber And Torch Nozzle For Internal Combustion Engine Grant 3,830,205 - Date , et al. August 20, 1	1974-08-20
Run-on Prevention Device For Internal Combustion Engines Grant 3,805,760 - Yagi , et al. April 23, 1	1974-04-23
Afterburner Apparatus For Engine Exhaust Gas Grant 3,590,578 - Yagi , et al. July 6, 1	1971-07-06
Control Apparatus In An Engine Suction Conduit To Prevent Increase In The Fuel-air Ratio Due To Adhered Fuel On The Conduit Walls Grant 3,561,412 - Yagi , et al. February 9, 1	1971-02-09

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.