Inventor

CHATTERJEE RANJAN

US2 patents

⚠️ This page may combine multiple inventors who share the name “CHATTERJEE RANJAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LUCENT TECHNOLOGIES INC

1 patent

US6424707B1Jul 23, 2002

Point-to-point-to-point calling

LUCENT TECHNOLOGIES INC25 citations84

MOTOROLA SOLUTIONS INC

1 patent

US10057730B2Aug 21, 2018

Virtual push-to-talk button

MOTOROLA SOLUTIONS INC5 citations66