Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11075046 | Safety switch and associated methods | ANDREW L. TSANG, Burt Sacherski, Steven R. Tambeau, Arvind Ananthanarayanan, Todd Bubar | 2021-07-27 |
| 10665412 | Safety switch and associated methods | ANDREW L. TSANG, Burt Sacherski, Steven R. Tambeau, Arvid Ananthanarayanan, Todd Bubar | 2020-05-26 |
| 10304648 | Safety switch and associated methods | ANDREW L. TSANG, Burt Sacherski, Steven R. Tambeau, Arvind Ananthanarayanan, Todd Bubar | 2019-05-28 |
| 10072997 | Safety switch with imbalance test | Todd Bubar, ANDREW L. TSANG, Burt Sacherski, Steven R. Tambeau, Arvind Ananthanarayanan +1 more | 2018-09-11 |
| 9934919 | Locking switch assembly and related methods | Wayne R. Foster, Prachi S. Kulkarni, Joshua D. Vavra | 2018-04-03 |
| 9824841 | Safety switch and associated methods | ANDREW L. TSANG, Burt Sacherski, Steven R. Tambeau, Arvind Ananthanarayanan, Todd Bubar | 2017-11-21 |
| 9628183 | Transceiver element for an optical unit of a photoelectric barrier and photoelectric light curtain | Carl Meinherz, George E. Rollins, Martin Hardegger, Christopher Walther, Danilo Dorizzi | 2017-04-18 |
| 8934048 | Apparatus and methods for camera applications | Francis L. Leard | 2015-01-13 |
| 8325245 | Apparatus and methods for use of infra-red light in camera applications | Francis L. Leard | 2012-12-04 |
| 8175427 | Apparatus and methods for use of a tunable optical source in safety curtain applications | Francis L. Leard, Hassan R. Manjunath | 2012-05-08 |
| 8046588 | Audit trail in a programmable safety instrumented system via biometric signature(s) | Anthony G. Gibart, Richard Galera, George E. Rollins, Derek W. Jones, George K. Schuster +2 more | 2011-10-25 |
| 7932809 | RFID/biometric area protection | Suresh R. Nair, Richard Galera, George E. Rollins, Derek W. Jones, George K. Schuster +1 more | 2011-04-26 |
| 7657814 | Optimizing availability and safety by reconfiguring and auto-adjusting redundancy | George K. Schuster, Richard Galera, George E. Rollins, Derek W. Jones, Suresh R. Nair +1 more | 2010-02-02 |
| 7652759 | Industrial device with adaptive optics | Richard Galera, George E. Rollins, Derek W. Jones, George K. Schuster, Suresh R. Nair +1 more | 2010-01-26 |
| 7616095 | Electronic token to provide sequential event control and monitoring | Derek W. Jones, Richard Galera, George E. Rollins, George K. Schuster, Suresh R. Nair +1 more | 2009-11-10 |
| 7539550 | Safety versus availability graphical user interface | Suresh R. Nair, Richard Galera, George E. Rollins, Derek W. Jones, George K. Schuster +1 more | 2009-05-26 |
| 7533798 | Data acquisition and processing system for risk assessment | Derek W. Jones, Richard Galera, George E. Rollins, George K. Schuster, Suresh R. Nair +1 more | 2009-05-19 |
| 7522066 | Systems and methods that evaluate distance to potential hazards utilizing overlapping sensing zones | Richard Galera, George E. Rollins, Derek W. Jones, George K. Schuster, Suresh R. Nair +1 more | 2009-04-21 |
| 7508512 | Continuous optical self-alignment for light curtains and optical presence sensors for simplification and maintenance of alignment | George E. Rollins, Richard Galera, Derek W. Jones, George K. Schuster, Suresh R. Nair +1 more | 2009-03-24 |
| 7442917 | Method for using a single optical emitter/receiver pair for creating a light curtain using LCD+MEMS technology for beam deflection | George E. Rollins, Richard Galera, Derek W. Jones, George K. Schuster, Suresh R. Nair +1 more | 2008-10-28 |
| 7429708 | Safety switch | Julian Poyner, Burt Sacherski | 2008-09-30 |
| 7343062 | Safety light curtain with MEMS | Hassan R. Manjunath | 2008-03-11 |
| 7313502 | System and method to combine and weight multiple sensors with overlapping sensing range to create a measurement system utilized in a high integrity or safety environment | George K. Schuster, Richard Galera, George E. Rollins, Derek W. Jones, Suresh R. Nair +1 more | 2007-12-25 |
| 5559664 | Electromechanical relay system | Sandip Sarkar, Frederick Thomson, Robert Thomson | 1996-09-24 |
| 5218196 | Light curtain system with system and watchdog microcontrollers | Sandip Sarkar, Frederick Thomson, Robert Thomson | 1993-06-08 |