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Tseng-Lu Chien — 226 Patents

UNUnknown: 37 patents #51 of 83,584Top 1%

Walnut, CA: #1 of 870 inventorsTop 1%

California: #432 of 386,348 inventorsTop 1%

Overall (All Time): #2,544 of 4,157,543Top 1%

226 Patents All Time

Issued Patents All Time

Showing 226–226 of 226 patents

Patent #	Title	Co-Inventors	Date
D308758	Combined alarm and key ring	—	1990-06-26