loadpatents
Patent applications and USPTO patent grants for Tsuchizawa; Tai.The latest application filed is for "tunable laser".
Patent | Date |
---|---|
Optical integrated device and production method therefor Grant 11,415,747 - Tsuchizawa , et al. August 16, 2 | 2022-08-16 |
Tunable Laser App 20220085576 - Aihara; Takuma ;   et al. | 2022-03-17 |
Semiconductor Optical Element App 20220045481 - Aihara; Takuma ;   et al. | 2022-02-10 |
Optical Integrated Device and Production Method Therefor App 20210181412 - Tsuchizawa; Tai ;   et al. | 2021-06-17 |
Semiconductor Optical Element App 20210175685 - AIHARA; Takuma ;   et al. | 2021-06-10 |
Waveguide path coupling-type photodiode Grant 8,467,637 - Fujikata , et al. June 18, 2 | 2013-06-18 |
Waveguide Path Coupling-type Photodiode App 20100119192 - Fujikata; Junichi ;   et al. | 2010-05-13 |
Optical module and manufacturing method therefor Grant 7,076,135 - Yamada , et al. July 11, 2 | 2006-07-11 |
Optical module and manufacturing method therefor App 20040057667 - Yamada, Koji ;   et al. | 2004-03-25 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.