| 7455460 |
Fiber optic connector with double-clad stub fiber |
Richard J. Pimpinella |
2008-11-25 |
| 6256446 |
Variable optical attenuator having a linear response |
Eric D. Walter, Thomas C. Olson |
2001-07-03 |
| 5189495 |
Ambient light suppression for reflectance photometers |
Roger D. Sonnenburg |
1993-02-23 |
| 4657398 |
Simultaneous multiple wavelength photometer |
— |
1987-04-14 |
| 4632559 |
Optical readhead |
— |
1986-12-30 |
| 4523841 |
Radiant energy reradiating flow cell system and method |
Walter R. Hogg |
1985-06-18 |
| 4341471 |
Apparatus and method for measuring the distribution of radiant energy produced in particle investigating systems |
Walter R. Hogg |
1982-07-27 |
| 4341993 |
Reflector optics with impedance sensing orifice |
Walter R. Hogg, William Newton |
1982-07-27 |
| 4327972 |
Redirecting surface for desired intensity profile |
— |
1982-05-04 |
| 4286876 |
Apparatus and method for measuring scattering of light in particle detection systems |
Walter R. Hogg |
1981-09-01 |
| 4199686 |
Dark field illuminator and collector apparatus and method |
Walter R. Hogg |
1980-04-22 |
| 4189236 |
Ellipsoid-conic radiation collector and method |
Walter R. Hogg |
1980-02-19 |
| 4188542 |
Mirror image ellipsoid radiation collector and method |
Walter R. Hogg |
1980-02-12 |
| 4188543 |
Ellipsoid radiation collector apparatus and method |
Walter R. Hogg |
1980-02-12 |