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USPTO Patent Rankings Data through Dec 31, 2025
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Hing S. Tong — 8 Patents

UNUnknown: 3 patents #7,366 of 83,584Top 9%
APApac: 1 patents #1 of 8Top 15%
Saratoga, CA: #966 of 2,933 inventorsTop 35%
California: #74,834 of 386,348 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Hing S. Tong has been granted 8 US patents while listed as an inventor at Unknown. The first was granted in 1993 and the most recent in December 2019. Hing S. Tong ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Hing S. Tong in Saratoga, CA, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10503235 Wake from off state power system Darwin Chang 2019-12-10
8907847 Directional antenna system for portable communication device Haixian Liu 2014-12-09
7969719 Back panel for video display device Darwin Chang, John Araki 2011-06-28
7902767 AC inverter capable of driving multiple lamps for LCD panel backlight Shikuang Tan 2011-03-08
7432991 Random access display monitor Darwin Chang 2008-10-07
5847991 System for recording voice as analog values programmed into single bit cells EEPROMs or flash EEPROM Philip Siu 1998-12-08
5644541 Memory substitution system and method for correcting partially defective memories Philip Siu, Lawrence Lo 1997-07-01
5199178 Thin film compass and method for manufacturing the same Fai-Loy P. Lam 1993-04-06