Takahashi; Ryoji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Takahashi; Ryoji.The latest application filed is for "display system and display system control method".

Company Profile

8.24.17

Takahashi; Ryoji - Tokyo JP
Takahashi; Ryoji - Aichi JP
Takahashi; Ryoji - Yokohama JP
TAKAHASHI; Ryoji - Yokohama-shi JP
Takahashi; Ryoji - Billancourt FR
Takahashi; Ryoji - Niiza JP
TAKAHASHI; Ryoji - Niiza-Shi JP
Takahashi; Ryoji - Saitama JP
Takahashi; Ryoji - Chiba JP
Takahashi, Ryoji - Chiba-shi JP
Takahashi; Ryoji - Tokyoto JP
Takahashi; Ryoji - Ichinomiya JP
Takahashi; Ryoji - Inazawa 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
Display device equipped with position detecting device for detecting positions of pixels subjected to luminance calibration Grant 11,030,947 - Takahashi June 8, 2	2021-06-08
Display System And Display System Control Method App 20210144288 - TAKAHASHI; Ryoji	2021-05-13
Switch device Grant 10,859,053 - Imai , et al. December 8, 2	2020-12-08
Illuminated momentary push button switch Grant 10,598,142 - Imai , et al.	2020-03-24
Switch device Grant 10,590,901 - Imai , et al.	2020-03-17
Display Device Equipped With Position Detecting Device For Detecting Positions Of Pixels Subjected To Luminance Calibration App 20190266940 - TAKAHASHI; Ryoji	2019-08-29
Object placing game with character battles Grant 10,384,128 - Takahashi , et al. A	2019-08-20
Light source device, electronic blackboard system, and method of controlling light source device Grant 10,331,274 - Takahashi	2019-06-25
Switch Device App 20190107094 - IMAI; Toshiaki ; et al.	2019-04-11
Switch Device App 20190107097 - IMAI; Toshiaki ; et al.	2019-04-11
Switch Device App 20190107095 - IMAI; Toshiaki ; et al.	2019-04-11
Game System, Server, And Information Storage Medium App 20180071632 - TAKAHASHI; Ryoji ; et al.	2018-03-15
Light Source Device, Electronic Blackboard System, And Method Of Controlling Light Source Device App 20170228103 - TAKAHASHI; Ryoji	2017-08-10
Camera Grant D777,234 - Webb , et al. January 24, 2	2017-01-24
Semiconductor device Grant 9,123,549 - Takahashi September 1, 2	2015-09-01
Semiconductor Device App 20150091126 - TAKAHASHI; Ryoji	2015-04-02
Field-effect semiconductor device and method of producing the same Grant 8,334,563 - Takahashi December 18, 2	2012-12-18
Field-effect Semiconductor Device And Method Of Producing The Same App 20110073938 - TAKAHASHI; Ryoji	2011-03-31
Electronic switching device Grant 7,872,315 - Takahashi January 18, 2	2011-01-18
Insulated-gate field-effect transistor Grant 7,863,678 - Takahashi January 4, 2	2011-01-04
Electronic Switching Device App 20100155830 - Takahashi; Ryoji	2010-06-24
Insulated-Gate Field-Effect Transistor and Method of Making the Same App 20090236660 - Takahashi; Ryoji	2009-09-24
Structure For Attaching A Switch Body To A Steering Column Tube App 20090090826 - TAKAHASHI; Ryoji	2009-04-09
Crystalline inorganic porous material and production process therefor Grant 7,267,812 - Takahashi , et al. September 11, 2	2007-09-11
Insulated gate bipolar transistor having a high switching speed and method for fabricating the same Grant 7,161,230 - Torii , et al. January 9, 2	2007-01-09
Circuit unit device Grant 7,114,962 - Takahashi October 3, 2	2006-10-03
Circuit Unit Device App 20060216964 - Takahashi; Ryoji	2006-09-28
Insulated gate bipolar transistor having a reduced tail current and method of fabricating the same Grant 7,067,900 - Torii , et al. June 27, 2	2006-06-27
Method for producing inorganic porous material Grant 7,045,106 - Takahashi , et al. May 16, 2	2006-05-16
Insulated gate bipolar transistor and method of fabricating the same App 20050110076 - Torii, Katsuyuki ; et al.	2005-05-26
Insulated gate bipolar transistor and method of fabricating the same App 20050110075 - Torii, Katsuyuki ; et al.	2005-05-26
Crystalline inorganic porous material and production process therefor App 20050074396 - Takahashi, Ryoji ; et al.	2005-04-07
Method for producing inorganic porous material App 20040149654 - Takahashi, Ryoji ; et al.	2004-08-05
Flame-retardant thermosetting resin composition, water-insoluble ammonium polyphosphate particles and method for producing the particles Grant 5,945,467 - Iwata , et al. August 31, 1	1999-08-31
Water insoluble ammonium polyphosphate powder for flame-retardant thermoplastic polymer composition Grant 5,795,930 - Fukumura , et al. August 18, 1	1998-08-18
Water-insoluble ammonium polyphosphate particles Grant 5,700,575 - Iwata , et al. December 23, 1	1997-12-23
Melamine-coated ammonium polyphosphate Grant 5,599,626 - Fukumura , et al. February 4, 1	1997-02-04
Process for producing a melamine-coated ammonium polyphosphate Grant 5,534,291 - Fukumura , et al. July 9, 1	1996-07-09
Input signal switching matrix for an elevator Grant 4,677,437 - Kajiyama , et al. June 30, 1	1987-06-30
Proximity detector Grant 4,208,695 - Noda , et al. June 17, 1	1980-06-17

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