Inventor
KAJIWARA HIROO
JP6 patents
⚠️ This page may combine multiple inventors who share the name “KAJIWARA HIROO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CITIZEN ELECTRONICS
5 patentsUS7692346B2Apr 6, 2010
Vibrator
CITIZEN ELECTRONICS10 citations82
US7454031B2Nov 18, 2008
Multifunction speaker
CITIZEN ELECTRONICS5 citations59
US7386138B2Jun 10, 2008
Multifunction speaker
CITIZEN ELECTRONICS2 citations59
US10793771B2Oct 6, 2020
Phosphor film
CITIZEN ELECTRONICS0 citations50
US7680294B2Mar 16, 2010
Acoustic transducer
CITIZEN ELECTRONICS0 citations38