About 130 results
https://drivepatents.com/patents/1396920 · 24 Dec 2025
There is provided a lithium composite oxide sintered plate capable of greatly improving the discharge capacity when incorporated as a positive electrode in a lithium ion secondary battery. The lithium composite oxide sintered plate is composed of a lithium...
https://drivepatents.com/patents/940874 · 6 Jul 2016
An internal combustion engine 20 includes a combustion chamber 26, a fuel injector 31 injecting fuel into the combustion chamber 26, a cylinder 22, a piston 24 having a crown and reciprocating in the cylinder 22, the crown being exposed to the combustion c...
https://drivepatents.com/patents/965664 · 31 Dec 2014
There is provided a structure of a combustion chamber for an engine which enhances a thermal efficiency of the engine to enhance a fuel efficiency, and an inner wall structure of a flow path through which an intake gas or an exhaust gas of the engine flows...
https://drivepatents.com/patents/966180 · 17 Dec 2014
Provide is a zinc secondary battery capable of preventing a short circuit between the positive and negative electrodes caused by zinc dendrites. The zinc secondary battery of the present invention comprises a positive electrode; a negative electrode contai...
https://drivepatents.com/patents/966760 · 3 Dec 2014
The present invention provides a power storage apparatus, in which an operation cost and a maintenance cost are not increased, and the temperature of the inside is appropriately maintained, and which is not easily affected by outside air such as salt damag...
https://drivepatents.com/patents/968318 · 29 Oct 2014
A solid oxide fuel cell (1) comprising a cathode (14), and an anode (11, and a solid electrolyte layer (15) disposed between the cathode (14) and the anode (11). The cathode (14) includes a complex oxide having a perovskite structure expressed by the gener...
https://drivepatents.com/patents/969125 · 8 Oct 2014
Provided is an engine combustion chamber structure wherein the thermal efficiency of an engine and fuel consumption are improved. Also provided is an inner wall structure for a through channel, through which exhaust gas or intake gas of the engine passes. ...
https://drivepatents.com/patents/969752 · 24 Sep 2014
Provided is a zinc-air secondary battery capable of preventing both of the short-circuiting between positive and negative electrodes caused by zinc dendrites and the carbon dioxide incorporation. This zinc-air secondary battery includes an air electrode (1...
https://drivepatents.com/patents/971143 · 20 Aug 2014
A fuel cell (10) includes an anode (11), a solid electrolyte layer (12), a barrier layer (13), and a cathode (14). The anode (11) includes a transition metal and an oxygen ion conductive material. In the interface region (R) within 3 micrometers from the i...
https://drivepatents.com/patents/972250 · 23 Jul 2014
The present invention relates to a cathode active material precursor particle, a method for producing thereof and a method for producing cathode active material for a lithium secondary battery. The cathode active material precursor particle of the present ...