| Patent | Date |
|---|
Multi-ended fault location system
Grant 7,472,026 - Premerlani , et al. December 30, 2 | 2008-12-30 |
Self-adjusting Voltage Filtering Technique Compensating For Dynamic Errors Of Capacitive Voltage Transformers
App 20080243413 - Kasztenny; Bogdan Z. ; et al. | 2008-10-02 |
Multi-ended Fault Location System
App 20080150544 - Premerlani; William J. ; et al. | 2008-06-26 |
Method and system for communications channel delay asymmetry compensation using global positioning systems
Grant 7,126,800 - Premerlani , et al. October 24, 2 | 2006-10-24 |
Method for canceling transient errors in unsynchronized digital current differential transmission line protection systems
Grant 6,915,219 - Premerlani July 5, 2 | 2005-07-05 |
Method for canceling transient errors in unsynchronized digital current differential transmission line protection systems
App 20050049806 - Premerlani, William J. | 2005-03-03 |
Method And System For Communications Channel Delay Asymmetry Compensation Using Global Positioning Systems
App 20050036254 - Premerlani, William J ; et al. | 2005-02-17 |
Electrical motor monitoring system and method
Grant 6,262,550 - Kliman , et al. July 17, 2 | 2001-07-17 |
Method for transforming relational data base schemas into object models using ideal table meta models
Grant 5,596,746 - Shen , et al. January 21, 1 | 1997-01-21 |
Method and system for generating computer programs for queries formed by manipulating object-oriented diagrams
Grant 5,555,367 - Premerlani , et al. September 10, 1 | 1996-09-10 |
Database shadowing system with data tags that select an operation of the save command
Grant 5,230,075 - Premerlani , et al. July 20, 1 | 1993-07-20 |
Method and system for product restructuring
Grant 5,121,330 - Blaha , et al. June 9, 1 | 1992-06-09 |
Method and system for automated bill-of-material generation
Grant 5,119,307 - Blaha , et al. June 2, 1 | 1992-06-02 |
Digital frequency-locked loop for use with staggered sampling systems
Grant 4,723,216 - Premerlani February 2, 1 | 1988-02-02 |
Digital phase-locked loop and frequency measuring device
Grant 4,715,000 - Premerlani December 22, 1 | 1987-12-22 |
VLSI programmable digital signal processor
Grant 4,694,416 - Wheeler , et al. September 15, 1 | 1987-09-15 |
Apparatus and method to increase dynamic range of digital measurements
Grant 4,674,062 - Premerlani June 16, 1 | 1987-06-16 |
Circuit breaker and protective relay unit
Grant 4,672,501 - Bilac , et al. June 9, 1 | 1987-06-09 |
Generalized real-time thermal model
Grant 4,547,826 - Premerlani October 15, 1 | 1985-10-15 |
Means and method for measuring power system frequency
Grant 4,547,726 - Premerlani October 15, 1 | 1985-10-15 |
Apparatus and method to protect motors and to protect motor life
Grant 4,525,763 - Hardy , et al. June 25, 1 | 1985-06-25 |
Method for overcurrent protection
Grant 4,432,031 - Premerlani February 14, 1 | 1984-02-14 |
Commutation circuit for an HVDC circuit breaker
Grant 4,300,181 - Premerlani November 10, 1 | 1981-11-10 |
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