Inventor

SCHUMANN DAVID

US4 patents

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

KYOCERA WIRELESS CORP

2 patents

US7526306B2Apr 28, 2009

Push to talk user interface

KYOCERA WIRELESS CORP174 citations95

US7454177B2Nov 18, 2008

Wireless communication device with enhanced feature set

KYOCERA WIRELESS CORP5 citations57

SERVICENOW INC

2 patents

US11516307B1Nov 29, 2022

Support for multi-type users in a single-type computing system

SERVICENOW INC2 citations68

US12200081B2Jan 14, 2025

Support for multi-type users in a single-type computing system

SERVICENOW INC0 citations57