RT

Robert R. Turnbull

GE Gentex: 107 patents #4 of 567Top 1%
PN Packard Bell Nec: 6 patents #5 of 93Top 6%
ZS Zenith Data Systems: 4 patents #11 of 84Top 15%
NE Nec: 1 patents #7,889 of 14,502Top 55%
📍 Holland, MI: #6 of 1,299 inventorsTop 1%
🗺 Michigan: #169 of 86,293 inventorsTop 1%
Overall (All Time): #10,097 of 4,157,543Top 1%
119
Patents All Time

Issued Patents All Time

Showing 101–119 of 119 patents

Patent #TitleCo-InventorsDate
6222177 Electrochromic element driver with negative output resistance Jon H. Bechtel, William L. Tonar, John S. Anderson, G. Bruce Poe 2001-04-24
6166698 Rearview mirror with integrated microwave receiver Robert C. Knapp, Eric J. Walstra 2000-12-26
6140933 Rearview mirror assembly with internally mounted compass sensor Mark D. Bugno, Jon H. Bechtel, Frederick T. Bauer, Donald L. Tapley, Timothy A. Bonardi 2000-10-31
6132072 Led assembly Robert C. Knapp, John K. Roberts 2000-10-17
6134612 External modular bay for housing I/O devices Larry D. Bailey, Rodman S. Brahman, Peter A. Ojeda, William C. Hallowell, Larry L. Jeffery +5 more 2000-10-17
6126332 Apparatus and method for automatically disconnecting address and data buses in a multimedia system when docking with a portable personal computer William R. Cubbage, Larry A. Sparling, Daniel Robert Carter, Wayne L. Griffin, Russell M. Niedzielski +5 more 2000-10-03
6084700 Reflectance control of an electrochromic element using a variable duty cycle drive Robert C. Knapp, Gerald Bruce Poe 2000-07-04
5956012 Series drive circuit Frederick T. Bauer, Peter William Vanderwel 1999-09-21
5923028 Adjustment of photoconductive cell Robert C. Knapp, David J. Schmidt 1999-07-13
5883497 Battery fuel gauge 1999-03-16
5847546 System and apparatus for generating a continuosly variable reference signal for controlling battery cell charging Upal Sengupta, Rajesh A. Shah, Brian C. Fritz 1998-12-08
5838141 Method for generating a continuously variable reference signal for controlling battery cell charging Upal Sengupta, Rajesh A. Shah, Brian C. Fritz 1998-11-17
5821733 Multiple cell and serially connected rechargeable batteries and charging system 1998-10-13
5803579 Illuminator assembly incorporating light emitting diodes Robert C. Knapp, John K. Roberts 1998-09-08
5747964 Rechargeable battery and charging system 1998-05-05
5629604 Computer power supply system Upal Sengupta, Rajesh A. Shah, Brian C. Fritz 1997-05-13
5561361 Computer power supply and battery recharging system Upal Sengupta, Rajesh A. Shah, Brian C. Fritz 1996-10-01
5541490 Computer power supply system Upal Sengupta, Rajesh A. Shah, Brian C. Fritz 1996-07-30
5498971 Method and control circuit for measuring the temperature of an integrated circuit David J. DeLisle, Robert A. Kohtz 1996-03-12