Hello, here I am providing you the details of the top laptop companies of the world as under:

Hewlett-Packard (HP)
Some of the HP variants widely sold:
HP Pavilion dv2z
HP Pavilion dv7
HP Pavilion dv9700t
HP Pavilion TX1000
HP Pavilion x360
HP 520 Notebook
HP Envy

Dell
Dell variants are as follows:
Dell Inspiron
Dell Vostro
Dell Ultrabook
Dell XPS

Apple
Apple laptop/computers variants are as follows:
Apple MacBook
Apple MacBook Air
Apple MacBook Pro
Apple Mac Mini
Apple iMac
Apple Mac Pro

Vaio
Some of its models:
Vaio Flip Series
Vaio Ultra Book P13/11
Vaio Sonic F15
Vaio F15A/14A
Vaio F14

Lenovo
Most preferred Lenovo laptops are as follows:
Lenovo Y Series
Lenovo Yoga Series
Lenovo Z Series
Lenovo Flex Series
Lenovo S Series
Lenovo G Series
Lenovo ThinkPad W Series
Lenovo ThinkPad Edge Series

Samsung
Famous Samsung laptops are as follows:
Samsung Galaxy Note Series
Samsung Galaxy Note 10.1
Samsung Galaxy Note 8.0
Samsung Galaxy Note Pro
Samsung N130
Samsung NC10

Asus
Asus models are mentioned below:
Asus VivoBook S200E
Asus X551CA
Asus N55L
Asus ROG G750JX

Acer
Toshiba laptops are as follows:
Toshiba Satellite
Toshiba Satellite UHD 4K
Toshiba Satellite Pro
Toshiba Portege
Toshiba Tecra