Assignee
Inventors
- Galileo June Destura (6 patents)
- Hjalmar Edzer Ayco Huitema (73 patents)
- Martinus Hermanus Wilhelmus Maria Van Delden (65 patents)
- Jozef Thomas Martinus van Beek (52 patents)
- Antonius Lucien Adrianus Maria Kemmeren (4 patents)
US Patent 8325143 · Granted Dec 4, 2012