ASTEC CO., Ltd.
36Patents
28Active
36Granted
54Portfolio score
Filing activity: Jul 3, 1978 → Apr 28, 2022 · 5 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9855677B2 | Method and apparatus for making asphalt concrete using aggregate material from a plurality of material streams | Mechanical Engineering; Lighting; Heating | 24 | Active |
| US5309987A | Method and apparatus for heating and cooling food products during processing | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US7566162B1 | Apparatus and method for a hot mix asphalt plant using a high percentage of recycled asphalt products | Fixed Constructions | 16 | Active |
| US9443676B2 | Light emitting control knob | Electricity | 12 | Active |
| US6652268B1 | Burner assembly | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US7927413B2 | Method and apparatus for making asphalt concrete using foamed asphalt cement | Emerging Cross-Sectional Technologies | 11 | Active |
| US5413762A | Device for the purification of synthetic oligonucleotides | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7156889B1 | Assembly for removing dust from gas stream | Performing Operations; Transporting | 7 | Expired |
| US8172448B1 | Method and apparatus for adapting asphalt dryer/mixer to minimize asphalt build-up | Emerging Cross-Sectional Technologies | 6 | Active |
| US6929393B1 | Asphalt production plant | Physics | 6 | Expired |
| US4212215A | Apparatus for cutting a tube of semi-rigid material | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7878797B1 | Burner assembly with screen | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US9835374B2 | Apparatus and method for a dryer | Emerging Cross-Sectional Technologies | 3 | Active |
| US8863404B1 | Apparatus and method for dryer performance optimization system | Emerging Cross-Sectional Technologies | 3 | Active |
| US9127227B2 | Method and apparatus for processing biomass material | Emerging Cross-Sectional Technologies | 3 | Active |
| US4933088A | Method of and apparatus for treating water utilizing proton-releasing substance and/or magnetic field | Chemistry; Metallurgy | 2 | Expired |
| US9382672B2 | Apparatus and method for dryer performance optimization system | Emerging Cross-Sectional Technologies | 2 | Active |
| US10917473B2 | Road sensor system | Electricity | 2 | Active |
| US10281146B1 | Apparatus and method for a center fuel stabilization bluff body | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9506646B1 | Apparatus and method for linear mixing tube assembly | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11008713B2 | Rotary dryer having notched flights | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9353489B1 | Apparatus and method for asphalt control system | Fixed Constructions | 1 | Active |
| US5113759A | Latch mechanism for small-size printer | Performing Operations; Transporting | 1 | Expired |
| US10704210B2 | System and method for asphalt mix tracking | Fixed Constructions | 1 | Active |
| US9737946B2 | Small-hole electrical discharge machining device | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.