DD

David W. Dranchak

IBM: 8 patents #13,150 of 70,183Top 20%
JT Jrs Technology: 6 patents #3 of 7Top 45%
LI Litecontrol: 2 patents #3 of 10Top 30%
TP Technical Consumer Products: 2 patents #11 of 21Top 55%
HI Hubbell Incorporated: 1 patents #745 of 1,172Top 65%
Overall (All Time): #237,755 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10364968 Externally actuated joiner assembly for connecting adjacent structures Derek B. Baker 2019-07-30
10175670 Resource control system with local reallocation Jeremy W. Yon, Jeremy W. Ogg, Marc D. Pierce, Jean-Denis Wilnick 2019-01-08
9506962 Resource control system with local reallocation Jeremy W. Yon, Jeremy W. Ogg, Marc D. Pierce, Jean-Denis Wilnick 2016-11-29
7061188 Instant start electronic ballast with universal AC input voltage Robert H. Katyl 2006-06-13
6388396 Electronic ballast with embedded network micro-controller Robert H. Katyl, Robert M. Murcko, James R. Petrozello 2002-05-14
6218787 Remote dimming control system for a fluorescent ballast utilizing existing building wiring Robert M. Murcko, Robert H. Katyl 2001-04-17
6181086 Electronic ballast with embedded network micro-controller Robert H. Katyl, Robert M. Murcko, James R. Petrozello 2001-01-30
6107755 Modular, configurable dimming ballast for a gas-discharge lamp Robert H. Katyl, Robert M. Murcko, James R. Petrozello, Scott W. Knauss 2000-08-22
6046911 Dual substrate package assembly having dielectric member engaging contacts at only three locations Robert Kelleher, David P. Pagnani, Patrick Robert Zippetelli 2000-04-04
5953214 Dual substrate package assembly coupled to a conducting member Robert Kelleher, David P. Pagnani, Patrick Robert Zippetelli 1999-09-14
5930130 Inrush protection circuit Robert H. Katyl, Robert M. Murcko 1999-07-27
5908235 Ballast fixture for fluorescent lighting James R. Petrozello, Fletcher W. Chapin, Robert M. Murcko, Scott W. Knauss, Robert H. Katyl +1 more 1999-06-01
5838116 Fluorescent light ballast with information transmission circuitry Robert H. Katyl, Robert M. Murcko 1998-11-17
5248262 High density connector Raymond A. Busacco, Chi-Shih Chang, Fletcher W. Chapin, Thomas G. Macek, James R. Petrozello +2 more 1993-09-28
5237743 Method of forming a conductive end portion on a flexible circuit member Raymond A. Busacco, Fletcher W. Chapin, Jaynal A. Molla, George J. Saxenmeyer, Jr., Robert D. Topa 1993-08-24
5163834 High density connector Fletcher W. Chapin, David E. Engle, Richard R. Hall, Thomas G. Macek 1992-11-17
5061192 High density connector Fletcher W. Chapin, David E. Engle, Richard R. Hall, Thomas G. Macek 1991-10-29
4907975 Electrical connector utilizing flexible electrical circuitry David E. Engle, David Hessian, Alan D. Knight, Wai Mon Ma, Thomas G. Macek +1 more 1990-03-13
4892487 Connector assembly with movable carriage David E. Engle, Alan D. Knight 1990-01-09