Inventor · disambiguated record
Tetsu Okamoto
Also filed as: OKAMOTO TETSU
4 granted patents·20 citations·filing 2006–2009
72Inventor score
Top patents by PatentIndex Score
4 records- 0175US7960923B2High pressure discharge lamp lighting apparatusUSHIO ELECTRIC INC·Filed 2009·Granted Jun 14, 2011·6 cites·8 claims
- 0270US8164266B2High pressure discharge lamp lighting apparatusOKAMOTO TETSU·Filed 2009·Granted Apr 24, 2012·6 cites·1 claims
- 0370US8044334B2High-pressure discharge lamp light source device having a power supply device with a switching state for switching from a direct current drive in a standby state to an alternating current drive in an operating state and projectorUSHIO ELECTRIC INC·Filed 2009·Granted Oct 25, 2011·6 cites·5 claims
- 0467US7649319B2Ultra-high pressure mercury lampUSHIO ELECTRIC INC·Filed 2006·Granted Jan 19, 2010·2 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Tetsu Okamoto files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →