Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Home › AT&T › Alfred Yi Cho
AC

Alfred Yi Cho — 76 Patents

ATAT&T: 53 patents #212 of 18,772Top 2%
BLBell Telephone Laboratories: 9 patents #11 of 1,445Top 1%
ALAmerican Telephone And Telegraph Company, At&T Bell Laboratories: 8 patents #3 of 1,086Top 1%
AGAgere Systems Guardian: 2 patents #139 of 810Top 20%
AGAgere Systems Optoelectronics Guardian: 1 patents #30 of 115Top 30%
AIAt & T Ipm: 1 patents #18 of 189Top 10%
YUYale University: 1 patents #732 of 1,662Top 45%
New Providence, NJ: #4 of 512 inventorsTop 1%
New Jersey: #385 of 69,400 inventorsTop 1%
Overall (All Time): #25,153 of 4,157,543Top 1%
76 Patents All Time

Issued Patents All Time

Showing 76–76 of 76 patents

Patent #TitleCo-InventorsDate
4181544 Molecular beam method for processing a plurality of substrates — 1980-01-01

Nearby-Ranked Inventors

Masahide Hirasawa76
Gunter Schmidt76
Hong Ming Hsu76
David G. Leppard76
Haruki Takita76
Rafael T. Bustos76
James A. Schwindeman76
Michiharu Nishii76
David Phillip Silverman76