author = "J. Fernando Silva and Hiren Canacsinh and L M Redondo and L M Redondo",
   title = "Gerador Modular de Impulsos Bipolares ou Unipolares com Correcao do Decaimento da Tensao Integrada em Modulos de Semicondutores de Potencia",
   number = 106971,
   howpublished = "National Patent",
   note = "issued at https://worldwide.espacenet.com/publicationDetails/biblio?II=2\&ND=3\&adjacent=true\&locale=pt\_PT\&FT=D\&date=20141128\&CC=PT\&NR=106971A\&KC=A",
   year = 2013,
   month = nov,
   BibTexOrigem = "13521 www.Inesc-ID.pt 2023-06-07"

You may copy/past the above, or you may click here to export it

This is a recent BibTex adaptation in test which probably do not cover all the conversions needed
If you find an error or something missing, please tell us. Thanks for your comprehension!