Please note the typically more important parts with respect to employee ownership:
> "shall not apply to an invention that the employee developed entirely on his or her own time without using the employer's equipment, supplies, facilities, or trade secret information except for those inventions that either [...]"
I wouldn't expect everyone to visit the source link. I would hate to see incomplete advice (for the sake of brevity, I understand) mislead someone into thinking they can use a company device in any way for something they wish to assert ownership of.
> "shall not apply to an invention that the employee developed entirely on his or her own time without using the employer's equipment, supplies, facilities, or trade secret information except for those inventions that either [...]"
I wouldn't expect everyone to visit the source link. I would hate to see incomplete advice (for the sake of brevity, I understand) mislead someone into thinking they can use a company device in any way for something they wish to assert ownership of.