WK

William H. Karau

PA Pavestone: 46 patents #1 of 9Top 15%
CS Contech Engineered Solutions: 1 patents #25 of 58Top 45%
KS Keystone Retaining Wall Systems: 1 patents #15 of 22Top 70%
Overall (All Time): #46,535 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 25 most recent of 54 patents

Patent #TitleCo-InventorsDate
12311575 Apparatus for making a masonry block with a roughened surface 2025-05-27
12270201 Decorative block with load-bearing area 2025-04-08
12241217 Tapered revetment block with leveling pads Daniel J. Priest 2025-03-04
12202636 Vented packaging arrangement and method 2025-01-21
12127710 Barbecue oven and method of operation 2024-10-29
12053911 Manufactured retaining wall block with improved false joint 2024-08-06
D1037491 Wall block 2024-07-30
12043424 Vented packaging arrangement and method 2024-07-23
D1021149 Paver 2024-04-02
D1015573 Block 2024-02-20
11801622 Manufactured retaining wall block with improved false joint 2023-10-31
11554521 Adjustable locator retaining wall block and mold apparatus 2023-01-17
D959703 Random linear paving slab 2022-08-02
D959029 Random linear paving slab 2022-07-26
D959028 Random linear paving slab 2022-07-26
D959027 Random linear paving slab 2022-07-26
D959026 Random linear paving slab 2022-07-26
11346559 Bridging lintel with support hangers for an insert and block system for a structure Richard Kenneth Magnuson 2022-05-31
D943773 Paver 2022-02-15
D928986 Random linear paving slab 2021-08-24
11034062 Manufactured retaining wall block with improved false joint 2021-06-15
10899049 Adjustable locator retaining wall block and mold apparatus 2021-01-26
D887024 Interlocking paver 2020-06-09
10653272 Barbecue oven and method of operation 2020-05-19
10583588 Manufactured retaining wall block with improved false joint 2020-03-10