ThinkPad History
Here is an (yet incomplete) overview of the history of IBM ThinkPad (and similar) mobile computers.
IBM has a webpage on the history of the ThinkPad here: http://www.pc.ibm.com/ww/thinkpad/anniversary/history.html
| ThinkPad model | release year | special characteristics |
|---|---|---|
| ThinkPad 300 | Oct 1992 | |
| ThinkPad 700 | Oct 1992 | MCA |
| ThinkPad 700C | Oct 1992 | MCA |
| ThinkPad 700T | 1992 | TabletPC |
| ThinkPad 350 | June 1993 | |
| ThinkPad 350C | June 1993 | |
| ThinkPad 500 | June 1993 | |
| ThinkPad 710T | 1993 | TabletPC |
| ThinkPad 720 | 1993 | MCA |
| ThinkPad 720C | 1993 | MCA |
| ThinkPad 750 | 1993 | 
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| ThinkPad 750P | 1993 | TabletPC/Notebook-Morphable
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| ThinkPad 360 | May 1994 |
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| ThinkPad 360Cs | May 1994 |
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| ThinkPad 360C | June 1994 |
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| ThinkPad 360P | June 1994 | TabletPC/Notebook-Morphable
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| ThinkPad 510Cs | June 1994 | |
| ThinkPad 355 | June 1994 |
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| ThinkPad 355C | June 1994 |
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| ThinkPad 355Cs | June 1994 |
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| ThinkPad 730T | 1994 | TabletPC |
| ThinkPad 755C | 1994 |
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| ThinkPad 360CE | Oct 1994 |
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| ThinkPad 360CSE | Oct 1994 |
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| ThinkPad 701C | 1995 | SubNotebook w/ Butterfly keyboard |
| ThinkPad 701CS | 1995 | SubNotebook w/ Butterfly keyboard |
| ThinkPad 730TE | 1995 | TabletPC, enhanced version of 730T |
| ThinkPad 360PE | Apr 1995 |
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| ThinkPad 370C | May 1995 |
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| ThinkPad 755CX | 1995 |
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| ThinkPad 755CD | 1995 | first notebook with integrated CD-ROM drive
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| ThinkPad 755CV | 1995 | display can be used with overhead projectors
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| ThinkPad 755CDV | 1995 | display can be used with overhead projectors
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| ThinkPad 820 | July 1995 | PowerPC driven |
| ThinkPad 850 | July 1995 | PowerPC driven |
| PC110 | ? 1995 | PalmTop - the smallest and cutest "ThinkPad" ever, was sold in Japan only |
| ThinkPad 365C | Nov 1995 | |
| ThinkPad 365CS | Nov 1995 | |
| ThinkPad 365CD | Nov 1995 | |
| ThinkPad 365CSD | Nov 1995 | |
| ThinkPad 365E | May 1996 | |
| ThinkPad 365ED | May 1996 | |
| ThinkPad 365X | May 1996 | |
| ThinkPad 365XD | May 1996 | |
| ThinkPad 560 | May 1996 | UltraPortable |
| RS/6000 Notebook 860 | 1996 | PowerPC driven |
| ThinkPad 760C | 1996/1997 |
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| ThinkPad 380 | May 1997 | |
| ThinkPad 380D | May 1997 | |
| ThinkPad 385D | May 1997 | |
| ThinkPad 310 | June 1997 | |
| ThinkPad 310D | June 1997 | |
| ThinkPad 560E | June 1997 | |
| ThinkPad 380E | Sep 1997 | |
| ThinkPad 380ED | Sep 1997 | |
| ThinkPad 310E | Nov 1997 | |
| ThinkPad 310ED | Nov 1997 | |
| ThinkPad 765D | 1997 |
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| ThinkPad 385ED | Sep 1997 | |
| ThinkPad 380XD | Mar 1998 | |
| ThinkPad 385XD | Mar 1998 | |
| ThinkPad 560X | Mar 1998 | UltraPortable |
| ThinkPad 600 | Apr 1998 |  probably the most popular ThinkPad so far
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| ThinkPad 560Z | Sep 1998 | UltraPortable |
| ThinkPad 390 | Nov 1998 | 
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| ThinkPad 600E | Nov 1998 | enhanced version of 600
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| ThinkPad 770 | 1998 |  first Notebook with integrated DVD-ROM drive
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| ThinkPad iSeries | 1998 |  first Notebook with integrated keyboard light
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| ThinkPad 380Z | Sep 1998 |
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| ThinkPad 390E | Mar 1999 |
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| ThinkPad 570 | Apr 1999 | UltraPortable |
| ThinkPad 240 | June 1999 | |
| ThinkPad 570 | 1999 |  UltraPortable
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| ThinkPad 240 | 1999 | SubNotebook |
| ThinkPad 390X | Sep 1999 |
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| ThinkPad 600X | Dec 1999 | enhanced version of 600E
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| ThinkPad 570E | Feb 2000 | UltraPortable |
| ThinkPad 240X | June 2000 | |
| ThinkPad A20m | 2000 |  
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| ThinkPad A20p | 2000 |
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| ThinkPad T20 | 2000 |
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| ThinkPad X20 | 2000 | UltraPortable
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| ThinkPad A21e | 2000 |
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| ThinkPad A21m | 2000 |
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| ThinkPad A21p | 2000 |
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| ThinkPad T21 | 2000 |
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| ThinkPad A22e | 2001 |
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| ThinkPad A22m | 2001 |
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| ThinkPad A22p | 2001 |
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| ThinkPad T22 | 2001 |
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| ThinkPad X21 | 2001 | UltraPortable
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| TransNote | 2001 | IBMs innovative approach on Human Interaction |
| ThinkPad A30 | 2001 | 
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| ThinkPad A30p | 2001 | 
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| ThinkPad R30 | 2001 |
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| ThinkPad T23 | 2001 | 
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| ThinkPad X22 | 2001 | UltraPortable
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| ThinkPad R31 | 2002 |
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| ThinkPad X23 | 2002 | UltraPortable
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| ThinkPad A31 | 2002 |
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| ThinkPad A31p | 2002 |
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| ThinkPad R32 | 2002 |
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| ThinkPad T30 | 2002 | 
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| ThinkPad X24 | 2002 | UltraPortable
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| ThinkPad X30 | 2002 | UltraPortable
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| ThinkPad R40 | 2003 |
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| ThinkPad R40e | 2003 |
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| ThinkPad T40 | 2003 | 
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| ThinkPad T40p | 2003 |
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| ThinkPad X31 | 2003 | UltraPortable
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| ThinkPad G40 | 2003 |
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| ThinkPad R50 | 2003 |
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| ThinkPad R50p | 2003 |
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| ThinkPad T41 | 2003 | first notebook with HDD protection system
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| ThinkPad T41p | 2003 |
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| ThinkPad R50e | 2004 |
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| ThinkPad R51 | 2004 |
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| ThinkPad T42 | 2004 | 
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| ThinkPad T42p | 2004 |
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| ThinkPad X40 | 2004 | UltraPortable
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| ThinkPad G41 | 2004 |
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| ThinkPad T43 | 2005 |
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| ThinkPad X41 | 2005 | UltraPortable
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| ThinkPad R52 | 2005 |
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| ThinkPad T43p | 2005 |
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| ThinkPad X41 Tablet | 2005 | UltraPortable
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