Bulthuis; Hindrik Freerk

Patent Applications and Registrations

Patent applications and USPTO patent grants for Bulthuis; Hindrik Freerk.The latest application filed is for "optical device with reduced polarization sensitivity".

Company Profile

1.9.5

Bulthuis; Hindrik Freerk - Apeldoorn NL
Bulthuis; Hindrik Freerk - Enschede NL
Bulthuis; Hindrik Freerk - NO-7521 PV Enschede NL

*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
Optical transceiver Grant 10,684,415 - Bulthuis , et al.	2020-06-16
AWG supporting multiple frequency bands and channel plans through respective multiple inputs Grant 9,494,735 - Bulthuis November 15, 2	2016-11-15
Optical device with athermal slots for temperature dependence curvature reduction Grant 8,873,910 - Bulthuis , et al. October 28, 2	2014-10-28
Optical device with reduced polarization sensitivity Grant 8,824,056 - Bulthuis , et al. September 2, 2	2014-09-02
Optical Device With Reduced Polarization Sensitivity App 20120250160 - Bulthuis; Hindrik Freerk ; et al.	2012-10-04
Awg Supporting Multiple Frequency Bands And Channel Plans App 20120087667 - Bulthuis; Hindrik Freerk	2012-04-12
Optical Device With Athermal Slots For Temperature Dependence Curvature Reduction App 20110229080 - Bulthuis; Hindrik Freerk ; et al.	2011-09-22
Arrayed waveguide grating with increased uniformity of a performance parameter Grant 7,174,071 - Van Weerden , et al. February 6, 2	2007-02-06
Arrayed waveguide grating with increased uniformity of a performance parameter Grant 7,016,568 - Van Weerden , et al. March 21, 2	2006-03-21
Arrayed waveguide grating with increased uniformity of a performance parameter App 20060013536 - Van Weerden; Harm ; et al.	2006-01-19
Arrayed waveguide grating App 20040131313 - Van Weerden, Harm ; et al.	2004-07-08

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