Patents by Inventor Laszlone Roka

Laszlone Roka has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Non-hygroscopic monoammonium salts of phosphonic acids or phosphinic acids
    Patent number: 5543562
    Abstract: A solid, non-hygroscopic salt of the Formula (I) ##STR1## wherein R.sup.1 is hydroxy or alkyl;A is C.sub.1 to C.sub.
    Type: Grant
    Filed: April 14, 1995
    Date of Patent: August 6, 1996
    Assignee: Monsanto Europe S.A./N.V.
    Inventors: Fulgencio Powell Moreno, Laszlo Litkei, Vilmos Galamb, Imre Gulyas, Jan os Repasi, Agota Repasine Veres, Jozsef Vigh, Istvanne Koczka, Edit Fehervari, Laszlone Roka, Laszlone Pethe, Jozsef Neu
  • Non-hygroscopic monoammonium salts of phosphonic and phosphinic acids
    Patent number: 5410075
    Abstract: A solid, non-hygroscopic salt of the Formula (I) ##STR1## wherein R.sup.1 is dydroxy or alkyl;A is C.sub.1 to C.sub.
    Type: Grant
    Filed: February 4, 1994
    Date of Patent: April 25, 1995
    Assignee: Alkaloida Vegyeszeti Gyar Rt.
    Inventors: Fulgencio Powell Moreno, Laszlo Litkei, Vilmos Galamb, Imre Gulyas, Janos Repasi, Agota Repasine Veres, Jozsef Vigh, Istvanne Koczka, Edit Fehervari, Laszlone Roka, Laszlone Pethe, Jozsef Neu
  • Non-hygroscopic monoammonium salts of phosphonic and phosphinic acids
    Patent number: 5324708
    Abstract: A solid, non-hygroscopic salt of the Formula (I) ##STR1## wherein R.sup.1 is hydroxy or alkyl;A is C.sub.1 to C.sub.
    Type: Grant
    Filed: April 16, 1992
    Date of Patent: June 28, 1994
    Assignee: Aklaloida Vegyeszeti Gyar Rt.
    Inventors: Fulgencio P. Moreno, Laszlo Litkei, Vilmos Galamb, Imre Gulyas, Janos Repasi, Agota R. Veres, Jozsef Vigh, Istavanne Koczka, Edit Fehervari, Laszlone Roka, Laszlone Pethe, Jozsef Neu