Okamoto; Tetsu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Okamoto; Tetsu.The latest application filed is for "high pressure discharge lamp lighting apparatus".

Company Profile

0.4.4

Okamoto; Tetsu - Hyoto JP
Okamoto; Tetsu - Himeji JP
Okamoto; Tetsu - Hyogo JP
OKAMOTO; Tetsu - Himeji-shi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
High pressure discharge lamp lighting apparatus Grant 8,164,266 - Okamoto , et al. April 24, 2	2012-04-24
High-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 projector Grant 8,044,334 - Kagata , et al. October 25, 2	2011-10-25
High pressure discharge lamp lighting apparatus Grant 7,960,923 - Arimoto , et al. June 14, 2	2011-06-14
High Pressure Discharge Lamp Lighting Apparatus App 20100148686 - Arimoto; Tomoyoshi ; et al.	2010-06-17
High-pressure Discharge Lamp Light Source Device And Projector App 20100128232 - KAGATA; Teppei ; et al.	2010-05-27
High pressure discharge lamp lighting apparatus App 20100127631 - Okamoto; Tetsu ; et al.	2010-05-27
Ultra-high pressure mercury lamp Grant 7,649,319 - Matsumoto , et al. January 19, 2	2010-01-19
Ultra-high Pressure Mercury Lamp App 20060273722 - MATSUMOTO; Keiichi ; et al.	2006-12-07

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