P

Inventor

WELKER STEFAN

US28 patents
⚠️ This page may combine multiple inventors who share the name “WELKER STEFAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GOOGLE INC

12 patents

GOOGLE LLC

10 patents

3M INNOVATIVE PROPERTIES CO

4 patents

WELKER STEFAN

1 patent

QUISS QUALITAETS INSPEKTIONSSYSTEME UND SERVICE GMBH

1 patent