Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D506674 | Sprayer | Toru Sumiyoshi, David Edward Wilson, Yoshihiro Wakiyama, Takeshi Mori | 2005-06-28 |
| 6682004 | Electrostatic spray device | Bryan Michael Kadlubowski, David Edward Wilson, Jeffrey Keith Leppla, Wataru Hirose, Yoshihiro Wakiyama +4 more | 2004-01-27 |
| D464564 | Sprayer cartridge | David Edward Wilson, Bryan Michael Kadlubowski, Jeffrey Keith Leppla, Wataru Hirose, Yoshihiro Wakiyama +4 more | 2002-10-22 |
| D452142 | Sprayer | David Edward Wilson, Bryan Michael Kadlubowski, Jeffrey Keith Leppla, Wataru Hirose, Yoshihiro Wakiyama +3 more | 2001-12-18 |