Did you just run into a file that has been digitally signed by KYE SYSTEMS CORP.? If that's the case, please read on.
You will typically see KYE SYSTEMS CORP. when double-clicking to run the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view additional details from the KYE SYSTEMS CORP. certificate with the following steps:
Here is a screenshot of a file that has been digitally signed by KYE SYSTEMS CORP.:

As you can see in the screenshot above, Windows states that "This digital signature is OK". This implies that the file has been published by KYE SYSTEMS CORP. and that the file has not been tampered with.
If you click the View Certificate button shown in the screencap above, you can examine all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also view the address for KYE SYSTEMS CORP., such as the street name, city and country.
Symantec Class 3 SHA256 Code Signing CA has issued the KYE SYSTEMS CORP. certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the KYE SYSTEMS CORP. files I've collected, thanks to the FreeFixer users.Unfortunately I don't have any scan result from VirusTotal available for the KYE SYSTEMS CORP. files at the moment. The scan results will appear here as soon as a FreeFixer user uploads a file digitally signed by KYE SYSTEMS CORP..
| Detection Ratio | File Name |
|---|---|
| Not available | gKbdfltr.sys |
The analysis is based on certificates with the following serial numbers: