Hoescht Aktiengesellschaft
69Patents
0Active
69Granted
38Portfolio score
Filing activity: Nov 17, 1975 → Jun 29, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5424311A | Azaquinoxalines and their use | Chemistry; Metallurgy | 128 | Expired |
| US6348312B1 | Stabilized oligonucleotides and their use | Human Necessities | 55 | Expired |
| US4959351A | Crystal suspensions of insulin derivatives, processes for their preparation and their use | Human Necessities | 44 | Expired |
| US5976811A | Antibodies for the selective immunological determination of bile acids in biological matrices | Emerging Cross-Sectional Technologies | 42 | Expired |
| US4661243A | Method and apparatus for treating moist dust and mud in the steel industry | Performing Operations; Transporting | 35 | Expired |
| US4721536A | Method for making steel tubes or pipes of increased acidic gas resistance | Chemistry; Metallurgy | 32 | Expired |
| US4696520A | Running wheel for track vehicles | Performing Operations; Transporting | 27 | Expired |
| US4029565A | Electrolytic apparatus | Chemistry; Metallurgy | 25 | Expired |
| US4827099A | Method and apparatus for continuous production of tubular bodies by means of laser longitudinal seam welding | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US4869471A | Length of hose made out of an elastic material that readily recovers its shape | Performing Operations; Transporting | 23 | Expired |
| US5040399A | Method of fabricating box section from steel with walls that differ in thickness | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4924707A | Method of and device for coupling an ultrasonic probe to a test piece | Physics | 16 | Expired |
| US4573811A | Center-free large rolling bearing | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US5029433A | Strapper | Performing Operations; Transporting | 12 | Expired |
| US4912297A | Device for and method of establishing joints by means of laser beams | Performing Operations; Transporting | 12 | Expired |
| US4989999A | Empty-center rotating-roller joint | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6004938A | Inositolglycans having insulin-like action | Chemistry; Metallurgy | 11 | Expired |
| US5226736A | Device for monitoring antifriction bearings | Physics | 10 | Expired |
| US6159539A | Process for preparing organically modified aerogels and use thereof | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4910933A | Post for enclosures | Fixed Constructions | 9 | Expired |
| US4828405A | Large roller bearing | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4778287A | Annular multi-row bearing with shaped-wire races | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4696586A | Wire roll bearing | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4565517A | Hydraulic press for pressing mats of plastic material reinforced with glass fibers | Performing Operations; Transporting | 8 | Expired |
| US4656332A | Use of the laser welding process for and method of manufacturing of welded construction parts for exhaust installations | Performing Operations; Transporting | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.