KW

Keith Wojciechowski

DE Derrick: 52 patents #1 of 29Top 4%
DM Derrick Manufacturing: 6 patents #2 of 14Top 15%
Overall (All Time): #40,979 of 4,157,543Top 1%
58
Patents All Time

Issued Patents All Time

Showing 25 most recent of 58 patents

Patent #TitleCo-InventorsDate
12208419 Compression apparatuses, systems and methods for screening materials Christian Newman, Michael L. Peresan, Daniel P. Jenkins, William H. Gross 2025-01-28
12128445 Compression apparatuses, systems and methods for screening materials Christian Newman, Michael L. Peresan, Daniel P. Jenkins, William H. Gross 2024-10-29
12053800 Compression apparatuses, systems and methods for screening materials Christian Newman, Michael L. Peresan, Daniel P. Jenkins, William H. Gross 2024-08-06
12042822 Injection molded screening apparatuses and methods James R. Colgrove 2024-07-23
11958077 Compression apparatuses, systems and methods for screening materials Christian Newman, Michael L. Peresan, Daniel P. Jenkins, William H. Gross 2024-04-16
11938516 Compression apparatuses, systems and methods for screening materials Christian Newman, Michael L. Peresan, Daniel P. Jenkins, William H. Gross 2024-03-26
11890647 Compression apparatuses, systems and methods for screening materials Christian Newman, Michael L. Peresan, Daniel P. Jenkins, William H. Gross 2024-02-06
11638933 Injection molded screening apparatuses and methods James R. Colgrove, Kurt Stodolka, Anthony J. Lipa, Alex DeMay 2023-05-02
11628474 Method and apparatuses for pre-screening Christian Newman 2023-04-18
11505638 Thermoplastic compositions, methods, apparatus, and uses James R. Colgrove, Alex DeMay 2022-11-22
11471913 Injection molded screening apparatuses and methods 2022-10-18
11471914 Injection molded screening apparatuses and methods 2022-10-18
11446704 Injection molded screening apparatuses and methods 2022-09-20
11426766 Injection molded screening apparatuses and methods 2022-08-30
11413656 Injection molded screening apparatuses and methods 2022-08-16
11344917 Method and apparatus for screening Christian Newman 2022-05-31
11338327 Method and apparatuses for screening Christian Newman 2022-05-24
11203678 Thermoplastic compositions, methods, apparatus, and uses James R. Colgrove 2021-12-21
11198155 Injection molded screening apparatuses and methods 2021-12-14
11161150 Injection molded screening apparatuses and methods James R. Colgrove 2021-11-02
11000882 Injection molded screening apparatuses and methods 2021-05-11
10994306 Injection molded screening apparatuses and methods 2021-05-04
10981197 Injection molded screening apparatuses and methods 2021-04-20
10974282 Method and apparatuses for screening Christian Newman 2021-04-13
10974281 Injection molded screening apparatuses and methods 2021-04-13