Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698237 | Apparatus for granulating synthetic plastics materials | Helmuth Schulz, Georg Wendelin | 1997-12-16 |
| 5651944 | Apparatus for degassing thermoplastic synthetic plastics material | Helmuth Schulz, Georg Wendelin | 1997-07-29 |
| 5643450 | Filter apparatus for fluids, in particular for thermoplastic synthetic plastics material fluid | Helmuth Schulz, Georg Wendelin | 1997-07-01 |
| 5545949 | Coaxial transmissioin line input transformer having externally variable eccentricity and position | — | 1996-08-13 |
| 5536154 | Apparatus for treating thermoplastic synthetic plastics material | Helmuth Schulz, Georg Wendelin | 1996-07-16 |
| 5526991 | Apparatus for plasticizing thermoplastic synthetic plastics material | Helmuth Schulz, Georg Wendelin | 1996-06-18 |
| 5510030 | Filter apparatus for flowable material | Helmuth Schulz, Georg Wendelin | 1996-04-23 |
| 5506513 | Microwave circuit test fixture | — | 1996-04-09 |
| 5419634 | Apparatus for filtering and extruding synthetic plastic scrap material | Helmuth Schulz, Georg Wendelin | 1995-05-30 |
| 5417856 | Filter apparatus for fluids to be cleaned | Helmuth Schulz, Georg Wendelin | 1995-05-23 |
| 5308484 | Filtering apparatus for synthetic thermoplastics material | Helmuth Schulz, Georg Wendelin, Gerhard Wendelin | 1994-05-03 |
| 5269702 | Coaxial support structure | Daniel Bacher | 1993-12-14 |
| 5194834 | Apparatus for a matched and adjustable microwave frequency selective attenuator unit | Clyfton W. Bourne, Jr., Bradley D. Knott | 1993-03-16 |
| 5102326 | Apparatus for processing synthetic plastics material | Helmuth Schulz, Georg Wendelin | 1992-04-07 |
| 4981445 | Inexpensive coaxial microwave connector with low loss and reflection, free of slotted-pin expansion problems | Egon R. Seitter | 1991-01-01 |
| 4752386 | Filter apparatus having filter elements shiftable between filtering and backwashing positions | Helmut Schulz, Georg Wendelin | 1988-06-21 |
| 4570133 | Microwave attenuator | — | 1986-02-11 |
| 4460277 | Apparatus for processing synthetic thermoplastic material | Helmuth Schulz | 1984-07-17 |
| 4222728 | Apparatus for processing synthetic thermoplastic material | Helmuth Schulz | 1980-09-16 |