Nakazawa; Masataka

Patent Applications and Registrations

Patent applications and USPTO patent grants for Nakazawa; Masataka.The latest application filed is for "semiconductor laser device".

Company Profile

0.18.13

Nakazawa; Masataka - Sendai JP
Nakazawa; Masataka - Sendai-shi JP
Nakazawa; Masataka - Miyagi JP
Nakazawa, Masataka - Aoba-ku JP
Nakazawa; Masataka - Tokyo JP
Nakazawa; Masataka - Mito 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
Semiconductor laser device Grant 10,333,280 - Ishii , et al.	2019-06-25
Semiconductor Laser Device App 20180269659 - Ishii; Hiroyuki ; et al.	2018-09-20
Laser apparatus Grant 8,170,071 - Nakazawa , et al. May 1, 2	2012-05-01
Laser oscillator Grant 7,898,733 - Shiota , et al. March 1, 2	2011-03-01
Optical transmission method and optical transmission apparatus Grant 7,747,175 - Hirooka , et al. June 29, 2	2010-06-29
Optical synchronizer Grant 7,715,724 - Watanabe , et al. May 11, 2	2010-05-11
Laser Oscillator App 20100067100 - Shiota; Kazunori ; et al.	2010-03-18
Laser Apparatus App 20100061408 - NAKAZAWA; MASATAKA ; et al.	2010-03-11
OTDM transmission method and apparatus Grant 7,672,593 - Hirooka , et al. March 2, 2	2010-03-02
Laser oscillator Grant 7,602,546 - Shiota , et al. October 13, 2	2009-10-13
Optical pulse compressor, optical function generator, optical pulse compression method, and optical function generation method Grant 7,428,096 - Nakazawa , et al. September 23, 2	2008-09-23
Optical fourier transform device and method Grant 7,352,504 - Hirooka , et al. April 1, 2	2008-04-01
Optical fourier transform device and method App 20070273958 - Hirooka; Toshihiko ; et al.	2007-11-29
Laser oscillator App 20070242346 - Shiota; Kazunori ; et al.	2007-10-18
Otdm transmission method and apparatus App 20070109957 - Hirooka; Toshihiko ; et al.	2007-05-17
Optical pulse compressor and optical function generator, optical pulse compressing method and optical function generating method App 20070025728 - Nakazawa; Masataka ; et al.	2007-02-01
Measuring-instrument remote-calibration system and measuring-instrument remote-calibration method Grant 7,130,752 - Yoshida , et al. October 31, 2	2006-10-31
Optical transmission method and optical transmission device App 20060232847 - Hirooka; Toshihiko ; et al.	2006-10-19
Optical synchronizer App 20050185965 - Watanabe, Shigeki ; et al.	2005-08-25
Measuring-instrument remote-calibtration system and measuring-instrument remote-calibtration method App 20050165571 - Yoshida, Haruo ; et al.	2005-07-28
Measuring-instrument remote-calibration system and measuring-instrument remote-calibration method App 20040215412 - Yoshida, Haruo ; et al.	2004-10-28
Method of making phase mask for machining optical fiber and optical fiber having bragg diffraction grating produced using the phase mask for machining optical fiber Grant 6,795,614 - Segawa , et al. September 21, 2	2004-09-21
Wavelength-tunable mode-locked laser, wavelength converter and transmission system Grant 6,631,145 - Tamura , et al. October 7, 2	2003-10-07
Method of manufacturing photonic crystal fiber App 20030056550 - Tanaka, Masatoshi ; et al.	2003-03-27
Method of making phase mask for machining optical fiber and optical fiber having bragg diffraction grating produced using the phase mask for machining optical fiber App 20030006212 - Segawa, Toshikazu ; et al.	2003-01-09
Optical pulse generator Grant 6,108,465 - Iida , et al. August 22, 2	2000-08-22
Laser pulse oscillator Grant 5,926,492 - Yoshida , et al. July 20, 1	1999-07-20
Optical pulse compression device Grant 5,583,959 - Nakazawa , et al. December 10, 1	1996-12-10
Rare earth element-doped optical waveguide and process for producing the same Grant 5,206,925 - Nakazawa , et al. April 27, 1	1993-04-27

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