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- Special
feature: The story of the TN-patent
(translation from German to English, authorized by the author, Gerhard
H. Buntz)
Original article: Gerhard H. Buntz (Patent
Attorney, European Patent Attorney, Physicist, Basel)
"Twisted Nematic Liquid Crystal Displays (TN-LCDs), an invention from
Basel with global effects",
Information
No. 118, October 2005, issued by Internationale Treuhand AG,
Basel, Genf, Zurich.
- Patent
CH 532 261,
Inventors Wolfgang
Helfrich, Martin
Schadt, filed December 4, 1970
- Patent
US 373 1986,
Inventor James
L. Fergason, filed April 22, 1971
- Complete list of publications of
Martin Schadt
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