| 5700077 |
Line light source including fluorescent colorant |
John F. Dreyer, Jr., David M. Burns, Lee A. Pavelka, Bruce D. Orensteen |
1997-12-23 |
| 5670005 |
Method for manufacturing improved data display retroreflective sheeting |
Thomas F. Look, Robert V. O'Keefe, Craig A. Schmidt, Bruce D. Orensteen, Joseph M. McGrath +2 more |
1997-09-23 |
| 5621571 |
Integrated retroreflective electronic display |
Heinrich Bantli, Stephen W. Mohn, Edmund J. Ring |
1997-04-15 |
| 5268789 |
Retroreflective assembly and process for making same |
— |
1993-12-07 |
| 4952023 |
Internally illuminated retroreflective sign |
Edward S. Shinbach |
1990-08-28 |
| 4714656 |
Sheet containing contour-dependent directional image and method for forming the same |
Bruce D. Orensteen, Jack E. Cook |
1987-12-22 |
| 4708920 |
Microlens sheet containing directional half-tone images and method for making the same |
Bruce D. Orensteen |
1987-11-24 |
| 4691993 |
Transparent sheets containing directional images and method for forming the same |
Gerald R. Porter, Eric N. Hockert |
1987-09-08 |
| 4650283 |
Directionally imaged retroreflective sheeting |
Bruce D. Orensteen |
1987-03-17 |
| 4645301 |
Transparent sheet containing authenticating image and method of making same |
Bruce D. Orensteen |
1987-02-24 |
| 4634220 |
Directionally imaged sheeting |
Eric N. Hockert, Bruce D. Orensteen, Frank A. Borgeson |
1987-01-06 |
| 4268118 |
Sheeting useful as a projection screen |
Philip V. Palmquist |
1981-05-19 |
| 4216180 |
Reinforcing or sealing solid structures or for anchoring bolts therein and cartridges for use in such method |
Ronald W. Seemann |
1980-08-05 |
