PNF CO., LTD

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BELMONT, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Ultrasonic wave receiver and position information input apparatus c...
- Patent number 9,836,137
- Issue date Dec 5, 2017
- PNF CO., LTD
- Jae Jun Lee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Mobile device incorporating projector and pen-location transcriptio...
- Patent number 9,471,183
- Issue date Oct 18, 2016
- PNF CO., LTD.
- Ari Birger
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position measuring device and position information input system usi...
- Patent number 9,342,163
- Issue date May 17, 2016
- PNF CO., LTD
- Jae Jun Lee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Directional ultrasound transmitting stylus
- Patent number 9,304,611
- Issue date Apr 5, 2016
- PNF CO., LTD.
- Yao Ding
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data entry device utilizing writing implement rotation
- Patent number 9,285,899
- Issue date Mar 15, 2016
- PNF CO., LTD.
- Jacob Harel
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Position information input system
- Patent number 9,274,623
- Issue date Mar 1, 2016
- PNF CO., LTD
- Jae Jun Lee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for measuring position of the object using mic...
- Patent number 8,400,877
- Issue date Mar 19, 2013
- PNF Co., Ltd.
- Do Young Ko
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
ULTRASONIC WAVE RECEIVER AND POSITION INFORMATION INPUT APPARATUS C...
- Publication number 20160103507
- Publication date Apr 14, 2016
- PNF Co., Ltd.
- Jae Jun Lee
- G01 - MEASURING TESTING
Information Patent Application
POSITION INFORMATION INPUT SYSTEM
- Publication number 20150138166
- Publication date May 21, 2015
- PNF CO., LTD.
- Jae Jun Lee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POSITION MEASURING DEVICE AND POSITION INFORMATION INPUT SYSTEM USI...
- Publication number 20150022505
- Publication date Jan 22, 2015
- PNF Co., Ltd.
- Jae Jun Lee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
KEYBOARD ENABLING INPUTTING OF POSITION INFORMATION AND KEYBOARD SY...
- Publication number 20150015492
- Publication date Jan 15, 2015
- PNF Co., Ltd.
- Jae Jun Lee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND SYSTEM FOR INPUTTING DOCUMENT INFORMATION
- Publication number 20110018844
- Publication date Jan 27, 2011
- PNF CO., LTD.
- Do-Young Ko
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR MEASURING POSITION OF THE OBJECT USING MIC...
- Publication number 20100281984
- Publication date Nov 11, 2010
- PNF CO., LTD.
- Do Young Ko
- G06 - COMPUTING CALCULATING COUNTING

Trademarklast 30 trademarks

Information Trademark
79159237 - EQUIL SMARTMARKER
- Serial number 79159237
- Registration number 4883524
- Filing date Aug 19, 2014
- PNF Co., Ltd
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
86198398 - EQUIL
- Serial number 86198398
- Filing date Feb 19, 2014
- PNF Co., Ltd
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
86058921 - EQUIL
- Serial number 86058921
- Registration number 4668387
- Filing date Sep 9, 2013
- PNF Co., Ltd
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments