Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Vikram Punj — 9 Patents

ATAT&T: 9 patents #2,006 of 18,772Top 15%
Naperville, IL: #423 of 3,051 inventorsTop 15%
Illinois: #10,163 of 84,256 inventorsTop 15%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Vikram Punj has been granted 9 US patents while listed as an inventor at AT&T. The first was granted in 1992 and the most recent in May 1996. Vikram Punj ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Vikram Punj in Naperville, IL, US.

Patents per Year

Patents granted per year, 1992 to 1996Bar chart with a peak of 3 patents in 1994.peak 31992: 1 patents19921993: 1 patents19931994: 3 patents19941995: 2 patents19951996: 2 patents1996

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5519700 Telecommunication system with synchronous-asynchronous interface 1996-05-21
5513174 Telecommunication system with detection and control of packet collisions 1996-04-30
5440563 Service circuit allocation in large networks Alessandro L. Isidoro 1995-08-08
5428609 STM-to-ATM converters Kai Y. Eng, Gary D. Martin, Mark A. Pashan, Ronald A. Spanke 1995-06-27
5289579 Channel adapter for broadband communications at channel speeds 1994-02-22
5282198 Initialization of data stations on a dual bus data subnetwork 1994-01-25
5280470 Bandwidth and congestion management in accessing broadband Rolfe E. Buhrke, Robert Dianda, Ronald A. Spanke, Nancy Stevens 1994-01-18
5231631 Arrangement for regulating traffic in a high speed data network Rolfe E. Buhrke, Dennis L. DeBruler 1993-07-27
5150358 Serving constant bit rate traffic in a broadband data switch Albert Wong 1992-09-22