WH

William Harrington

UI Unger Marketing International: 82 patents #1 of 56Top 2%
NG Northrop Grumman: 1 patents #859 of 2,250Top 40%
📍 Charlestown, RI: #1 of 49 inventorsTop 3%
🗺 Rhode Island: #19 of 6,211 inventorsTop 1%
Overall (All Time): #19,824 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 1–25 of 85 patents

Patent #TitleCo-InventorsDate
12377448 Cleaning devices for cleaning of difficult to reach locations 2025-08-05
D1085605 Extendable window cleaning tool Kai Hirsch, Cristian Siems 2025-07-22
D1085606 Extendable window cleaning tool Kai Hirsch, Cristian Siems 2025-07-22
D1072405 Squeegee tool having a fixed blade Brandon M. Temple, Stephen P. Huda, James M. Buckley 2025-04-22
12239216 Cleaning devices having selectively flexible or rigid handles Susanna Stone, Kenneth John Paolini 2025-03-04
D1057081 Water conditioning system 2025-01-07
12096898 Floor cleaning system Robert F. Smith, Joseph K. Patterson, Paul Adams 2024-09-24
12042109 Flat headed mop and method of operation Stephen P. Huda, Joseph K. Patterson, Robert F. Smith 2024-07-23
12017942 Water conditioning systems Kai Hirsch, Stephen P. Huda, Michael Stockfleit, Adrian Haag 2024-06-25
D1028169 Water conditioning system 2024-05-21
11926032 Tool handles having stationary and rotational portions Stephen P. Huda 2024-03-12
D1015668 Floor cleaning system Robert F. Smith 2024-02-20
11896180 Floor cleaning system Robert F. Smith, Joseph K. Patterson, Paul Adams 2024-02-13
11849835 Cleaning devices having feedback between different cleaning states James M. Buckley, Robert F. Smith, Paul Adams 2023-12-26
D1008582 Pole connection for a window cleaning tool Kai Hirsch, Cristian Siems 2023-12-19
D1007793 Pole connection for a window cleaning tool Kai Hirsch, Cristian Siems 2023-12-12
11759085 Floor cleaning system Robert F. Smith, Joseph K. Patterson, Paul Adams 2023-09-19
11759084 Hard surface cleaning and conditioning assemblies John A. Triunfo, Jr., Paul Adams, Robert F. Smith, Joseph K. Patterson 2023-09-19
D981222 Clamp for an extendable pole Kai Hirsch, Cristian Siems 2023-03-21
11576550 Flat headed mop Stephen P. Huda, Joseph K. Patterson, Robert F. Smith 2023-02-14
D976506 Pole connection for a window cleaning tool Kai Hirsch, Cristian Siems 2023-01-24
D973989 Extendable window cleaning tool Kai Hirsch, Cristian Siems 2022-12-27
11458515 Cleaning devices for cleaning of difficult to reach locations 2022-10-04
D962575 Bucket for floor cleaning Robert F. Smith, Joseph K. Patterson 2022-08-30
D955075 Bucket for floor cleaning Robert F. Smith, Joseph K. Patterson 2022-06-14