Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ming-Ta Cheng — 10 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
IBM: 1 patents #44,878 of 70,183Top 65%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Ming-Ta Cheng has been granted 10 US patents while listed as an inventor at Unknown. The first was granted in 1987 and the most recent in October 2020. Ming-Ta Cheng ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Ming-Ta Cheng in Taichung, NY, TW.

Patents per Year

Patents granted per year, 1987 to 2020Bar chart with a peak of 1 patents in 1987.peak 11987: 1 patents19872006: 1 patents20062007: 1 patents20072009: 1 patents20092012: 1 patents20122015: 1 patents20152016: 1 patents20162017: 1 patents20172018: 1 patents20182020: 1 patents2020

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10800012 Ratchet head with safety switch mechanism 2020-10-13
10150211 Steering-switching and hands-changing assembly for a pneumatic tool 2018-12-11
9550281 Pneumatic tool 2017-01-24
9410563 Pneumatic motor and pneumatic valve for the same 2016-08-09
9073168 Eccentric seat for an automobile grinding machine 2015-07-07
8166852 Ratchet wrench 2012-05-01
7510023 Impact assembly for a power tool 2009-03-31
7311587 Polishing machine with a brake device 2007-12-25
7028589 Resilient positioning assembly for an axle in a power tool 2006-04-18
4709169 Logic level control for current switch emitter follower logic Gerard J. Ashton, Joseph R. Cavaliere 1987-11-24 $40,638,000