Assignee
SHIRAI KATSUHIRO
JP·3 granted patents·2 citations·filing 2009–2012
Top patents by PatentIndex Score
3 records- 0163US8965197B2Method of switching optical transport network and node deviceSHIRAI KATSUHIRO·Filed 2012·Granted Feb 24, 2015·2 cites·4 claims
- 0246US8228788B2Network connection device and signal processing method in the network connection deviceSHIRAI KATSUHIRO·Filed 2009·Granted Jul 24, 2012·0 cites·9 claims
- 0345US8681785B2Communication apparatus and path setting control methodSHIRAI KATSUHIRO·Filed 2009·Granted Mar 25, 2014·0 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when SHIRAI KATSUHIRO files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →