RS

Roger Siao

DR Diablo Research: 4 patents #2 of 20Top 10%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
📍 Mountain View, CA: #3,261 of 11,022 inventorsTop 30%
🗺 California: #93,399 of 386,348 inventorsTop 25%
Overall (All Time): #885,281 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6091206 Electronic ballast system for fluorescent lamps 2000-07-18
6005355 Electronic ballast system for fluorescent lamps 1999-12-21
5561351 Dimmer for electrodeless discharge lamp Nickolas G. Vrionis, Donald E. Pezzolo, James W. Pfeiffer, Derek Bray, Larry A. Lincoln 1996-10-01
5541482 Electrodeless discharge lamp including impedance matching and filter network 1996-07-30
5397966 Radio frequency interference reduction arrangements for electrodeless discharge lamps Nickolas G. Vrionis 1995-03-14
5306986 Zero-voltage complementary switching high efficiency class D amplifier 1994-04-26