LG

Leonardus J. Grassens

DA Discovision Associates: 12 patents #15 of 136Top 15%
AM Applied Magnetics: 4 patents #7 of 65Top 15%
LI Laser Magnetic Storage International: 2 patents #7 of 38Top 20%
LS Lsi: 1 patents #914 of 1,740Top 55%
U.S. Philips: 1 patents #4,133 of 8,851Top 50%
📍 Colorado Springs, CO: #114 of 2,971 inventorsTop 4%
🗺 Colorado: #1,808 of 40,980 inventorsTop 5%
Overall (All Time): #211,467 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
7231633 Debugging with set verbosity level during read and analysis of executable code and associated comments while logging according to set verbosity level 2007-06-12
6532199 Optical actuator assembly with lens position sensor for recording or playback Kurt W. Getreuer 2003-03-11
6266306 Analog to digital converter and assembly for use in optical drive system to normalize servo error signals and multiplex reference voltage inputs and digital outputs David L. Schell, Randolph Scott Crupper, Kurt W. Getreuer, David E. Lewis, Marvin B. Davis 2001-07-24
6243336 Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal and focus capture method for use in same David L. Schell, Randolph Scott Crupper, Marvin B. Davis, Kurt W. Getreuer, David E. Lewis 2001-06-05
6141300 Optical actuator including lens assembly with optical axis having symmetric suspensory forces acting thereon and optical disc system including same Kurt W. Getreuer 2000-10-31
6122232 Isolation apparatus for use in disc drive system to mitigate effects of undesired mechanical forces and disc drive system including same David L. Schell, Randolph Scott Crupper, Marvin B. Davis, Kurt W. Getreuer, David E. Lewis 2000-09-19
6058081 Optical drive system having servomotor operated relative to maximum quad sum signal David L. Schell, Randolph Scott Crupper, Kurt W. Getreuer, David E. Lewis, Marvin B. Davis 2000-05-02
6023379 Method and apparatus for aligning an objective lens Hollis O'Neal Hall 2000-02-08
5808980 Seek actuator for optical recording Kurt W. Getreuer 1998-09-15
5790325 Method and apparatus for focusing a lens Hollis O'Neal Hall 1998-08-04
5768035 Method and apparatus for aligning an objective lens Hollis O'Neal Hall 1998-06-16
5729511 Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal David L. Schell, Randolph Scott Crupper, Marvin B. Davis, Kurt W. Getreuer, David E. Lewis 1998-03-17
5708633 Method and apparatus for manufacturing information storage devices Zdenek A. Hollen, Russell A. Meyer, Kent Murphy, Robert G. Russell, Christopher J. Monsen +9 more 1998-01-13
5532989 Seek actuator for optical recording Kurt W. Getreuer 1996-07-02
5313332 Flexure suspension for two axis actuator David L. Schell, Kurt W. Getreuer 1994-05-17
5265079 Seek actuator for optical recording Kurt W. Getreuer 1993-11-23
5177640 Two-axis moving coil actuator 1993-01-05
5136558 Two axis electromagnetic actuator Kurt W. Getreuer, David L. Schell 1992-08-04
4945526 Actuator assembly for optical disk systems Gerardus L. M. Jansen, Zdenek T. Hollen 1990-07-31
4885998 Patient support system for radiotherapy Francis J. Span, Leopold H. Hissel 1989-12-12
4683520 Mechanical shock mount system for electrical apparatus Peter Janssen 1987-07-28