Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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TC

Tseng-Lu Chien — 226 Patents

UNUnknown: 37 patents #51 of 83,584Top 1%
Walnut, CA: #1 of 870 inventorsTop 1%
California: #441 of 386,348 inventorsTop 1%
Overall (All Time): #2,561 of 4,157,543Top 1%
226 Patents All Time
Tseng-Lu Chien has been granted 226 US patents while listed as an inventor at Unknown. The first was granted in 1990 and the most recent in June 2025. Tseng-Lu Chien ranks #2,561 of 4,157,543 US inventors in our database (top 0.06%). Patent records list Tseng-Lu Chien in Walnut, CA, US.

Patents per Year

Patents granted per year, 1990 to 2025Bar chart with a peak of 21 patents in 2019.peak 211990: 6 patents19901993: 1 patents1994: 1 patents1995: 5 patents19951996: 6 patents1997: 7 patents1998: 12 patents19981999: 10 patents2000: 2 patents2001: 8 patents20012005: 2 patents2007: 1 patents2008: 3 patents20082009: 4 patents2010: 10 patents2011: 9 patents20112012: 9 patents2013: 7 patents2014: 11 patents20142015: 16 patents2016: 6 patents2017: 16 patents20172018: 9 patents2019: 21 patents2020: 9 patents20202021: 19 patents2022: 7 patents2023: 3 patents20232024: 4 patents2025: 2 patents2025

Issued Patents All Time

Showing 1–25 of 226 patents

Patent #TitleCo-InventorsDate
12331896 LED plug-in outlet or DC power light has LED-unit(s) — 2025-06-17
12320499 LED light device has special effects — 2025-06-03
12104779 LED desk/floor lamp — 2024-10-01
12092289 LED light has built-in air related part(s) — 2024-09-17
11982435 Light device has charging functions — 2024-05-14
11873971 LED night light has projection or pinhole image feature — 2024-01-16
11812195 Multiple functions LED night light — 2023-11-07
11746047 Wired and detachable charging-unit of electric product De-Yi Chien, De-Ying Cian 2023-09-05
11632520 LED light has built-in camera-assembly to capture colorful digital-data under dark environment — 2023-04-18
11473741 LED light has built-in air related part(s) — 2022-10-18
11476626 DC powered remote control LED light-bar assembly — 2022-10-18
11412182 LED and/or laser projection light device — 2022-08-09
11277010 LED night light with edge-lit light guide — 2022-03-15
11271408 Desk top item with LED means has USB-units or USB-module to charge other electric or digital data devices — 2022-03-08
11239667 Desktop item with LED means has USB-unit(s) or USB-module to charge other electric or digital data device(s) — 2022-02-01
11228735 LED or laser project light has more than 1 functions — 2022-01-18
11193634 LED and/or laser light source or bulb for light device — 2021-12-07
11181249 Outdoor LED projection light — 2021-11-23
11137121 USB device has separated distance away USB-unit(s) by branch-wire(s) — 2021-10-05
11125401 Multiple functions LED night light — 2021-09-21
11121513 LED night light or cover light has multiple functions — 2021-09-14
11114865 Desk top item with LED means has USB-units or USB- module to charge other electric or digital data devices — 2021-09-07
11098863 Multiple functions LED night light — 2021-08-24
11085607 LED light has moving image or-and patterns projection — 2021-08-10
11085601 Microwave-sensor application for light or electric device — 2021-08-10

Frequent Collaborators

Ping-Hsiang Wu2 shared
De-Yi Chien1 shared
De-Ying Cian1 shared
Che-Chin Hsu1 shared

Nearby-Ranked Inventors

Pierre-Yves Droz226
Gholam A. Peyman226
Teiyu Goto226
Sudhir Srinivasa226
Claude Basso226
Jun Jin Kong226
Kimihiko Imamura226
Kenji Okamoto226
Andrew P. Kramer226