P

Inventor

TIAN LIFEN

US23 patents
⚠️ This page may combine multiple inventors who share the name “TIAN LIFEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TIAN LIFEN

7 patents

RICOH KK

4 patents

REGNIER ALAIN

3 patents

RICOH CO LTD

3 patents

WANG YAO-TIAN

2 patents

CISCO TECH INC

2 patents

DING YI

1 patent

WU YUWEN

1 patent