# ThinkPad R series

> series of laptops by IBM and Lenovo

**Wikidata**: [Q11251031](https://www.wikidata.org/wiki/Q11251031)  
**Source**: https://4ort.xyz/entity/thinkpad-r-series

## Summary
The ThinkPad R series is a line of laptop computers manufactured by IBM and Lenovo. It belongs to the broader ThinkPad family and is classified as a computer model series.

## Key Facts
- The ThinkPad R series is a computer model series and a subclass of the ThinkPad product line
- Manufacturers of the ThinkPad R series include both IBM (American technology corporation founded in 1911) and Lenovo (Chinese multinational technology company established in 1984)
- One specific model in the series is the ThinkPad R51, with an image available at https://commons.wikimedia.org/wiki/Special:FilePath/IBM_Thinkpad_R51.jpg
- The series has Japanese-language aliases: Thinkpad R, Thinkpad Rシリーズ
- ThinkPad R series laptops have been categorized under the Commons category "ThinkPad R series"
- The series has 2 Wikipedia sitelinks and is available in multiple Wikipedia languages including English and Japanese
- The series has a Google Knowledge Graph ID: /g/1217j7j2

## FAQs
### Q: What companies manufactured the ThinkPad R series?
A: The ThinkPad R series was manufactured by both IBM and Lenovo. The source material indicates both companies produced this line of laptops.

### Q: What is the ThinkPad R series classified as?
A: The ThinkPad R series is classified as a computer model series and a subclass of the ThinkPad product line according to structured properties from Wikidata.

### Q: How is the ThinkPad R series documented online?
A: The series has 2 Wikipedia sitelinks, is available in multiple languages including Japanese, and has a dedicated Commons category. It also has a Google Knowledge Graph ID.

## Why It Matters
The ThinkPad R series represents a significant product line in the laptop market as part of the established ThinkPad brand. Its production by both IBM and Lenovo indicates its importance during the transition when Lenovo acquired IBM's personal computer division. The series demonstrates the continuity of the ThinkPad brand across different manufacturers and markets, serving as an important example of technology product line evolution during corporate transitions.

## Notable For
- Being a distinct computer model series within the ThinkPad product family
- Having been manufactured by both IBM and Lenovo, indicating its importance during the transition between companies
- Maintaining documentation in multiple languages including a dedicated Commons category
- Representing the ThinkPad brand's expansion and continuity across corporate transitions

## Body
### Overview
The ThinkPad R series is a line of laptop computers created as part of the broader ThinkPad product family. The series was produced by both IBM and Lenovo according to the provided source material.

### Manufacturer Information
The source material indicates both IBM and Lenovo manufactured this series. IBM is described as an American multinational technology corporation founded in 1911, while Lenovo is a Chinese multinational technology company established in 1984. The dual manufacturer status suggests the series was significant during Lenovo's acquisition of IBM's personal computer division.

### Product Classification
Structured properties classify the ThinkPad R series as a computer model series and a subclass of the ThinkPad product family. This classification places it alongside other ThinkPad laptop lines while maintaining its distinct identity.

### Documentation and Availability
The ThinkPad R series has documentation across multiple platforms including Wikipedia (with 2 sitelinks) and Wikimedia Commons (with a dedicated category). It is also available in multiple Wikipedia languages including English and Japanese, indicating its international recognition and documentation.