Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephen Chen — 94 Patents

ECE-Lead Electronic Co.: 70 patents #1 of 4Top 25%
ENEntigenlogic: 16 patents #14 of 21Top 70%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Amazon: 1 patents #10,717 of 19,158Top 60%
Wheaton, IL: #2 of 884 inventorsTop 1%
Illinois: #198 of 84,256 inventorsTop 1%
Overall (All Time): #16,422 of 4,157,543Top 1%
94 Patents All Time
Stephen Chen has been granted 94 US patents while listed as an inventor at E-Lead Electronic Co.. The first was granted in 1991 and the most recent in December 2025. Stephen Chen ranks #16,422 of 4,157,543 US inventors in our database (top 0.39%). Patent records list Stephen Chen in Wheaton, IL, US.

Issued Patents All Time

Showing 1–25 of 94 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12493746 Creating a superset of knowledge Frank John Williams, David Ralph Lazzara, Donald Joseph Wurzel, Paige Kristen Thompson, Stephen Emerson Sundberg +7 more 2025-12-09
12430371 Generating a product-service query response utilizing a knowledge database Frank John Williams, David Ralph Lazzara, Karl Olaf Knutson, Jessy Thomas, David Michael Corns, II +2 more 2025-09-30
12429692 Head-up display using backlight to control eyebox 2025-09-30
12204863 Curating knowledge of a knowledge database Frank John Williams, David Ralph Lazzara, Donald Joseph Wurzel, Paige Kristen Thompson, Stephen Emerson Sundberg +9 more 2025-01-21
12164507 Assigning a single new entigen to a word set Frank John Williams, David Ralph Lazzara, Donald Joseph Wurzel, Paige Kristen Thompson, Stephen Emerson Sundberg +7 more 2024-12-10
12147907 Curing a deficiency of a knowledge database Frank John Williams, David Ralph Lazzara, Donald Joseph Wurzel, Paige Kristen Thompson, Stephen Emerson Sundberg +9 more 2024-11-19
12147055 Head-mounted fixing device 2024-11-19
12056914 Interpreting media Frank John Williams, David Ralph Lazzara, Karl Olaf Knutson, Jessy Thomas, David Michael Corns, II +2 more 2024-08-06
11994769 Backlit display device with tapered reflective cup array 2024-05-28
11852280 Fixing device for a portable electronic device 2023-12-26
11835738 Autostereoscopic head-up display device using two directional backlit displays 2023-12-05
11796808 Directional backlit display device with eye tracking 2023-10-24
11747631 Head-mounted fixing device 2023-09-05
11650979 Assigning a new entigen to a word group Frank John Williams, David Ralph Lazzara, Donald Joseph Wurzel, Paige Kristen Thompson, Stephen Emerson Sundberg +7 more 2023-05-16
11497855 Smart drug injection device Hsien-Yao Chiu 2022-11-15 $644,000
11449533 Curating knowledge for storage in a knowledge database Frank John Williams, David Ralph Lazzara, Karl Olaf Knutson, Jessy Thomas, David Michael Corns, II +2 more 2022-09-20
11321530 Interpreting a meaning of a word string Frank John Williams, David Ralph Lazzara, Donald Joseph Wurzel, Paige Kristen Thompson, Stephen Emerson Sundberg +7 more 2022-05-03
11288583 Remedying defective knowledge of a knowledge database Frank John Williams, David Ralph Lazzara, Donald Joseph Wurzel, Paige Kristen Thompson, Stephen Emerson Sundberg +9 more 2022-03-29
11263403 Interpreting a most likely meaning of a phrase Frank John Williams, David Ralph Lazzara, Dennis Arlen Roberson, Stephen Emerson Sundberg, Karl Olaf Knutson +4 more 2022-03-01
11232260 Updating a document utilizing trusted new information Frank John Williams, David Ralph Lazzara, Donald Joseph Wurzel, Paige Kristen Thompson, Stephen Emerson Sundberg +7 more 2022-01-25
11176126 Generating a reliable response to a query Donald Joseph Wurzel, Frank John Williams, David Ralph Lazzara, Dennis Arlen Roberson, Andrew Chu +1 more 2021-11-16
11169377 Multi-focal plane head-up display 2021-11-09
11100324 Interpreting an image Frank John Williams, David Ralph Lazzara, Karl Olaf Knutson, Jessy Thomas, David Michael Corns, II +2 more 2021-08-24
11092803 Head-up display device with reflecting target diffuser sheet 2021-08-17
11048070 Virtual display device 2021-06-29