Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Charles E. Chandler — 2 Patents

AAAai: 2 patents #26 of 145Top 20%
Baltimore, MD: #1,704 of 4,923 inventorsTop 35%
Maryland: #13,510 of 35,612 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Charles E. Chandler has been granted 2 US patents while listed as an inventor at Aai. The first was granted in 1982 and the most recent in December 1988. Charles E. Chandler ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Charles E. Chandler in Baltimore, MD, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4788899 Ammunition with internal light-settable pickup arrangement for digital memory storage 1988-12-06 $1,220,000
4318342 Ammunition with surface-mounted light-settable pickup arrangement for digital memory storage 1982-03-09 $720,000