Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Inventors › Kan Cui
KC

Kan Cui — 24 Patents

Mercer Island, WA: #84 of 829 inventorsTop 15%
Washington: #3,621 of 76,902 inventorsTop 5%
Overall (All Time): #168,038 of 4,157,543Top 5%
24 Patents All Time
Kan Cui has been granted 24 US patents. The first was granted in 1996 and the most recent in September 2023. Kan Cui ranks #168,038 of 4,157,543 US inventors in our database (top 4.0%). Patent records list Kan Cui in Mercer Island, WA, US.

Patents per Year

Patents granted per year, 1996 to 2023Bar chart with a peak of 4 patents in 2020.peak 41996: 1 patents19962011: 1 patents2012: 1 patents20122014: 1 patents2015: 3 patents20152016: 3 patents2017: 2 patents20172018: 2 patents2019: 2 patents20192020: 4 patents2021: 2 patents20212022: 1 patents2023: 1 patents2023

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
11745963 Object collecting heads for object collecting systems Margaret C. Liu, Samuel K. Liu 2023-09-05
11414128 Multiple maneuvering systems for various applications Margaret C. Liu, Samuel K. Liu 2022-08-16
11130519 Parallel maneuvering system Margaret C. Liu, Samuel K. Liu 2021-09-28
11015664 Rotation-actuated drum brake Margaret C. Liu, Samuel K. Liu 2021-05-25
10800030 Mobile work station with versatile tool handler arm Margaret C. Liu, Samuel K. Liu 2020-10-13
10731740 Multiple small-pitch helical drives in linear and rotary actuators Margaret C. Liu, Samuel K. Liu 2020-08-04
10730729 Scissor-lift Margaret C. Liu, Samuel K. Liu 2020-08-04
10711870 Linear-to-rotary actuator Margaret C. Liu, Samuel K. Liu 2020-07-14
10329132 Elevating lift with a stabilized movable base Margaret K. Liu, Samuel K. Liu 2019-06-25
10308423 Portable collapsible container Margaret C. Liu, Samuel K. Liu 2019-06-04
10041572 Radially engaging coupling system Margaret C. Liu, Samuel K. Liu 2018-08-07
10005652 Elevating lift with a stabilized movable base Margaret K. Liu, Samuel K. Liu 2018-06-26
9789902 Simultaneous manuvering system for vehicles Margaret C. Liu, Samuel K. Liu 2017-10-17
9701525 Elevating lift Margaret C. Liu, Samuel K. Liu 2017-07-11
9394926 Torque converter Margaret C. Liu, Samuel K. Liu 2016-07-19
9303741 Linear-to-rotary actuator Margaret C. Liu, Samuel K. Liu 2016-04-05
9228649 Simultaneous actuating mechanism for parallel axis rotors Margaret C. Liu, Samuel K. Liu 2016-01-05
9103419 Radially engaging system Margaret C. Liu, Samuel K. Liu 2015-08-11
9068634 Radially engaging system Margaret C. Liu, Samuel K. Liu 2015-06-30
9027423 Linear-to-rotary actuator Margaret C. Liu, Samuel K. Liu 2015-05-12
8904677 Locking pin assembly — 2014-12-09
8267222 Compact scissors lift — 2012-09-18
7950695 Safety guard mechanism for lifting device — 2011-05-31
5529368 Umbrella unit attachable to a vehicle Yan Liu 1996-06-25

Frequent Collaborators

Samuel K. Liu20 shared
Margaret C. Liu18 shared
Margaret K. Liu2 shared
Yan Liu1 shared

Nearby-Ranked Inventors

Tracy Helen Fung24
Yang Li24
Bo Ching Jiang24
Shoham DEKEL24
David B. Coulter24
Akiko WATANO24
Walter Nistico24
Thomas W. Chalberg, Jr.24
Alan R. Dombrowski24