" referring to speedy management, "Timely," meaning concentration on development, "Lean," aiming at highly-efficient management, and "Green," green management (consideration for our environment). By incorporating these principles, we strive to make NGK a company of excellence based on global standa...
Application Number: 08/075917 Publication Date: 05/31/1994 Filing Date: 06/14/1993 Export Citation: Click for automatic bibliography generation Assignee: NGK Spark Plug Co., Ltd. Primary Class: 428/446 Other Classes: 428/697, 428/698, 428/699, 428/701, 428/704, 501/58, 501/97.2, 501...
wherein x is a number of 0.005 to 0.12. Application Number: 06/865066 Publication Date: 06/14/1988 Filing Date: 05/19/1986 Export Citation: Click for automatic bibliography generation Assignee: NGK Spark Plug Co. Ltd. Primary Class:
Application Number: 11/452929 Publication Date: 12/29/2009 Filing Date: 06/15/2006 Export Citation: Click for automatic bibliography generation Assignee: NGK Spark Plug Co., Ltd. Primary Class: 219/444.1 Other Classes: 219/541 International Classes: ...
Application Number: 12/115840 Publication Date: 05/22/2012 Filing Date: 05/06/2008 Export Citation: Click for automatic bibliography generation Assignee: NGK Spark Plug Co., Ltd. Primary Class: 204/424 Other Classes: 73/23.31, 73/23.32, 204/425, 204/426, 204/427, 204/428, 205/781, 20...
A spark plug including: a center electrode as defined herein; a substantially cylindrical insulator as defined herein; a cylindrical metal shell as defined herein; and a ground electrode as defined herein, where
Application Number: 16/406111 Publication Date: 12/12/2019 Filing Date: 05/08/2019 Export Citation: Click for automatic bibliography generation Assignee: NGK SPARK PLUG CO., LTD. International Classes: F01N3/08;F01N3/20;F01N11/00 View Patent Images: ...
1. A spark plug comprising: a ground-electrode spark portion fixedly attached to a side surface of a ground electrode, which ground-electrode spark portion is disposed to face a center-electrode spark portion made from a noble metal and fixedly attached to a distal end of a center electrode...
A spark plug exhibiting excellent withstand voltage characteristics and mechanical strength at high temperature, which are comparable to those at ambient temperature. The spark plug
In this specification, “degree” and the symbol (°) are used interchangeably and have the same meaning. A first embodiment of the present invention will next be described in detail with reference to FIGS. 1 and 2. FIG. 1 is a view from the rake face 11 side of a cutting tool 3 co...