RD

Roland F. Dapo

NP North American Philips: 6 patents #34 of 645Top 6%
PA Philips Electronics North America: 4 patents #88 of 725Top 15%
BB Bc Components Holdings B.V.: 3 patents #1 of 7Top 15%
PA Pacesetter: 2 patents #425 of 832Top 55%
U.S. Philips: 1 patents #4,133 of 8,851Top 50%
📍 Columbia, SC: #49 of 1,151 inventorsTop 5%
🗺 South Carolina: #822 of 15,501 inventorsTop 6%
Overall (All Time): #301,725 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
7268996 Electrolyte for very high voltage electrolytic capacitors Christopher R. Feger 2007-09-11
6522524 Conductive electrolyte gel for high voltage electrolytic capacitors Christopher R. Feger 2003-02-18
6370016 Electrolytic capacitor cover method and materials for the manufacture thereof James L. Stevens 2002-04-09
6197241 Method of making an electrolytic capacitor cover James L. Stevens 2001-03-06
5997771 Use of hydrotropic agents in electrolytic capacitors James L. Stevens 1999-12-07
5901032 Method of producing aluminum foil for electrolytic capacitors and product thereof Albert Kennedy Harrington, Thomas F. Strange 1999-05-04
5715133 Method of producing aluminum foil for electrolytic capacitors and product thereof Albert Kennedy Harrington, Thomas F. Strange 1998-02-03
5687057 Longer life electrolytic capacitors and electrolyte therefor 1997-11-11
5519567 Longer life electrolytic capacitors 1996-05-21
5175674 Electrolyte containing a novel depolarizer and an electrolytic capacitor containing said electrolyte 1992-12-29
5111365 Electrolytic capacitor provided with a low resistivity electrolyte 1992-05-05
4885660 Electrolytic capacitor for use in a wide temperature range and high voltages 1989-12-05
4861439 Method of improving the capacitance of anodized aluminum foil James L. Stevens 1989-08-29
4860169 Long chain carboxylic acids for very high voltage aluminum electrolytic capacitors 1989-08-22
4835660 Use of choline as the cation in capacitor for electrolytes 1989-05-30
4408258 Aluminum electrode capacitor and glycol fill electrolyte therefor 1983-10-04